2001 Chevrolet Silverado 1500 Lug Nut Torque & Bolt Specs

The 2001 Chevrolet Silverado 1500 lug nut torque is 140 ft-lbs (190 Nm), tightened with a 22mm (13/16") socket on M14x1.5 studs. Torque in a star pattern in two passes (snug, then final), and re-check after the first 50–100 miles of driving. Use a calibrated torque wrench — not an impact gun — for the final pass.

Lug nut torque: 140 ft-lbs (190 Nm) · Socket size: 22mm (13/16") · Thread: M14x1.5.

This page is the OEM-referenced fastener summary for the 2001 Chevrolet Silverado 1500. Use it before any maintenance or repair job where torque values matter — brake work, wheel changes, suspension service, engine teardowns, or oil changes. Specs are pulled from manufacturer service literature, cross-checked against community data, and updated as new chassis variants become available.

GM lug-nut torque clusters around 140 ft-lbs (190 Nm) for half-ton Silverado/Sierra and 100 ft-lbs for passenger cars like Malibu, Impala, and Cruze. GM heavy-duty trucks (2500HD/3500HD) jump to 165 ft-lbs. Most GM passenger cars use a 19mm socket; trucks moved from 22mm to 22mm-with-deep-well in 2014. Watch for GM's flat-flange lug nut design on the Silverado — the standard cone-seat aftermarket lugs will not seat correctly.

Common fastener categories on the 2001 Chevrolet Silverado 1500

Wheel / lug nut torque and thread spec (covered above)
Brake caliper bracket bolts (typically 80-130 ft-lbs) and slide/guide pins (18-35 ft-lbs)
Engine oil drain plug torque — rarely above 30 ft-lbs; always use a new crush washer
Transmission pan, valve cover, and intake manifold bolts (low torque, often 89-106 in-lbs)
Suspension control arm, sway bar, tie rod end and ball joint torque
Spark plug torque (typically 10-15 ft-lbs on aluminum heads — do not exceed)
Differential cover bolts (RWD/4WD only) and transfer case fasteners

Repair guidance for this model year

For 2001 model-year work: Always use a calibrated torque wrench for safety-critical fasteners, and replace lock washers and crush washers on every reassembly.

Tools you will need

Metric socket set (8mm-22mm), 6-point impact-rated
Calibrated torque wrench (10-150 ft-lbs covers most automotive jobs; add a 0-250 ft-lbs wrench for truck lug nuts)
Breaker bar (24" minimum) for initial loosening
Penetrating oil (PB Blaster or Kroil) for any fastener over 5 years old
Anti-seize on stainless or dissimilar-metal threads; thread-locker (Loctite blue) on critical reassembly

Frequently asked questions

What is the lug nut torque on a 2001 Chevrolet Silverado 1500?

The OEM-specified lug-nut torque for the 2001 Chevrolet Silverado 1500 is 140 ft-lbs (190 Nm), using a 22mm (13/16") socket on M14x1.5 thread studs. Use a calibrated torque wrench in a star pattern, in two passes (50% and 100%), and re-check after 50-100 miles of driving.

What socket size do I need for the 2001 Chevrolet Silverado 1500 lug nuts?

The 2001 Chevrolet Silverado 1500 uses a 22mm (13/16") socket. A 6-point impact-rated socket is recommended over a 12-point chrome socket — 12-points round off lug nuts under impact-driver use.

Are the 2001 Chevrolet Silverado 1500 fasteners metric or SAE?

Metric is the standard for this vehicle. Most fasteners on this vehicle are metric (M6, M8, M10, M12, M14). Bring a full metric set; SAE substitutes can round the head. Bolt-head markings are the fastest way to confirm grade and material at the bench.

Other Chevrolet Silverado 1500 years

Same model, different model year — fastener spec may change. Always confirm against the year for your VIN.

→ 2001 Chevrolet Silverado 1500 oil drain plug torque & size

→ 2001 Chevrolet Silverado 1500 suspension & steering torque specs (control arm, ball joint, tie rod)

→ 2001 Chevrolet Silverado 1500 engine & transmission mount torque specs

→ 2001 Chevrolet Silverado 1500 brake job torque specs (caliper, bracket & slide pins)

All 185 2001 Chevrolet Silverado 1500 fastener specs

Per-bolt torque, wrench size, and thread spec for the 2001 Chevrolet Silverado 1500, sourced from OEM service literature and verified against community shop data. Values pair imperial (ft-lb) and metric (Nm) where the manufacturer publishes both. 4 of the 185 fastener specs on this page are independently verified against OEM service manuals and manufacturer torque data (last reviewed June 2026).

Brakes — 2001 Chevrolet Silverado 1500

Brake fasteners on the 2001 Chevrolet Silverado 1500 — caliper bracket, slide pins, and banjo bolt torque follow. For the caliper bracket (anchor plate) bolts to steering knuckle, plan for a 18mm tool on a M14x1.5 or M16x1.5 (18 mm hex head) stud; final torque is 129 ft-lbs (175 Nm) (front brake caliper bracket (anchor plate) bolts). Confirmed against manufacturer service literature. Rear brake caliper bracket bolts (disc brake trucks) tightens to 148 ft-lbs (Gen3 K2XX 2014 confirmed by TRQ repair video), takes a 18 mm driver, runs on M16x1.5 (18 mm hex) threads, located at the rear caliper bracket to rear axle/knuckle flange. The abs wheel speed sensor bolt (front) uses a 3/16 in Allen (Gen1); varies Gen2 drive on a 3/16 Allen head thread, torqued to 115 in-lbs (9.6 ft-lbs) — Gen1 GMT800 (1999-2006 per TRQ video); 13 ft-lbs — Gen2 GMT900 (2007-2013 per Merchant Auto FSM) at the front abs sensor to wheel bearing hub. At the wheel cylinder to brake backing plate, the rear drum brake wheel cylinder bolts torques to 11-17 ft-lbs (typical GM range for wheel cylinder mounting bolts) (13 mm drive, M8x1.25 thread). For the caliper guide pins / slide pins to caliper bracket, plan for a 18mm tool on a M12x1.75 (pin bolt) stud; final torque is 26 ft-lbs (35 Nm) (front caliper slide pin bolts). This figure is independently verified against OEM service data.

Engine — 2001 Chevrolet Silverado 1500

Engine bolt-by-bolt torque for the 2001 Chevrolet Silverado 1500, including the long block, valve covers, and intake. Harmonic balancer (crankshaft damper) bolt tightens to TTY PROCEDURE — Step 1 (old bolt, installation pass to seat balancer): 240 ft-lbs. Step 2 (NEW bolt only): 37 ft-lbs, then +140 degrees., takes a 1-1/16 in (27 mm) 12-point socket driver, runs on M21x1.5 (large crankshaft thread) threads, located at the front of crankshaft. The engine valley cover bolts uses a 10 mm drive on a M8x1.25 thread, torqued to 18 ft-lbs at the valley cover (cam actuator housing cover on top of block between heads). At the throttle body to intake manifold (4 bolts), the throttle body bolts torques to 106 in-lbs (8.8 ft-lbs) (8 mm drive, M6x1.0 thread). For the timing chain/front cover to engine block, plan for a 10 mm tool on a M8x1.25 stud; final torque is 18 ft-lbs (engine front cover bolts). Camshaft retainer plate bolts tightens to 18 ft-lbs (standard hex bolts); 11 ft-lbs (countersunk Torx/hex bolts), takes a 10 mm or T-30 Torx driver, runs on M8 threads, located at the front of block, cam retainer/thrust plate. The intake manifold bolts uses a 8 mm drive on a M8x1.25 thread, torqued to Step 1 = 44 in-lbs; Step 2 = 89 in-lbs (7.4 ft-lbs final) at the lower intake manifold to cylinder heads (composite manifold, 10 bolts). At the main bearing caps, inner fasteners (m11 hex bolts), the main bearing cap bolts — inner (gen iii/iv iron block) torques to Step 1 = 15 ft-lbs; Step 2 = +80 degrees (13 mm drive, M11x2.0 thread). For the exhaust manifold to cylinder head, 8 bolts per side, plan for a 10 mm or 13 mm (varies by year — some use Torx) tool on a M8x1.25 stud; final torque is 2-stage: Step 1 = 11 ft-lbs; Step 2 (final) = 18 ft-lbs. (New cylinder head: 11 ft-lbs first pass per some sources.) (exhaust manifold bolts). Thermostat housing (water inlet) bolts tightens to 11 ft-lbs, takes a 10 mm driver, runs on M8x1.25 threads, located at the thermostat housing/water outlet at front of intake manifold. The alternator (generator) bolts uses a 15 mm / 13 mm drive on a M10x1.5 (mounting bolts); M8x1.25 (small bracket bolts) thread, torqued to 37 ft-lbs (bracket bolts to block); 18 ft-lbs (generator rear bracket to block); 18 ft-lbs (generator rear bracket to generator) at the alternator mounting to bracket; bracket to block. At the oil pan perimeter bolts, sides and front, the oil pan bolts — m8 (to block and front cover) torques to 18 ft-lbs (10 mm drive, M8x1.25 thread). For the rocker arms on cylinder head, plan for a 10 mm tool on a M8x1.25 stud; final torque is 22 ft-lbs (rocker arm (valve lifter) bolts). Cylinder head bolts — m11 (all gen iii ls, gen1/gen2 trucks) tightens to M11 bolts: Step 1 = 22 ft-lbs; Step 2 = +90 degrees; Step 3 = +90 degrees (bolts 1-8 / longer bolts); Step 3 = +50 degrees (bolts 9-10 / shorter outer front/rear bolts). M8 inner bolts: 22 ft-lbs (no , takes a 13 mm (M11), 10 mm (M8) driver, runs on M11x2.0 (long bolts); M8x1.25 (inner small bolts) threads, located at the 10x m11 head bolts per head + 5x m8 inner bolts. The cylinder head bolts — gen v lt (2014 k2xx) uses a 13 mm / 6 mm Allen drive on a M11x2.0 and M8x1.25 thread, torqued to All 20 bolts Step 1 = 59 ft-lbs; All 20 Step 2 = +90 degrees; 19 standard bolts Step 3 = +60 degrees; Allen bolt (LH head, front-most position) Step 3 = +40 degrees at the 20 head bolts per head (19 standard + 1 allen-head on lh head). At the power steering pump to bracket / block, the power steering pump bolts torques to 18 ft-lbs (pump to bracket); 18 ft-lbs (bracket to block) (13 mm or 15 mm depending on bolt drive, M8x1.25 thread). For the oil pan rear edge, bolts into rear crankshaft cover, plan for a 8 mm tool on a M6x1.0 stud; final torque is 106 in-lbs (8.8 ft-lbs) (oil pan bolts — m6 (to rear cover)). Ignition coil pack bolts (coil-to-bracket) tightens to 106 in-lbs (8.8 ft-lbs), takes a 8 mm driver, runs on M6x1.0 threads, located at the individual coil mounting bolts to coil bracket on valve cover. The valve (rocker arm) cover bolts uses a 8 mm drive on a M6 thread, torqued to 106 in-lbs (8.8 ft-lbs) at the valve cover to cylinder head, each bank. At the through rubber isolator, connecting bracket to frame crossmember, the engine mount through bolt (frame-side isolator) torques to 70 ft-lbs (through bolt); 59 ft-lbs (through bolt nut) (18 mm drive, M12x1.75 thread). For the driver's side of timing chain, block-mounted tensioner, plan for a 10 mm tool on a M8 stud; final torque is 18 ft-lbs (timing chain tensioner bolts). Oil drain plug tightens to 18 ft-lbs (25 Nm), takes a 15 mm driver, runs on M12x1.75 threads, located at the bottom of oil pan. The crankshaft position sensor bolt uses a 8 mm drive on a M6x1.0 thread, torqued to 18 ft-lbs at the block, passenger side near crank, behind oil filter. At the oil filter mount on engine block or adapter, the oil filter torques to 22 ft-lbs (Oil filter wrench (65 mm or 14-flute cap type) drive, 3/4"-16 (SAE spin-on thread) thread). OEM-verified spec. For the connecting rod big-end cap, plan for a 9 mm or T-40 Torx tool on a M9x1.25 (bolts have retaining sleeve) stud; final torque is Step 1 = 15 ft-lbs; Step 2 = +75 degrees (connecting rod bolts (second design — most common, 1999+)). Water pump bolts tightens to Step 1 = 11 ft-lbs; Step 2 (final) = 22 ft-lbs, takes a 10 mm driver, runs on M8x1.25 threads, located at the water pump to front engine cover. The camshaft sprocket bolts (3-bolt cam, gen iii ls) uses a 10 mm drive on a M8 thread, torqued to 26 ft-lbs at the front of camshaft, sprocket retention. At the engine block valley (beneath intake manifold), 2 sensors v8, the knock sensor bolts torques to 15 ft-lbs (15 mm hex (sensor body hex) drive, M8x1.25 thread). For the block-side of front engine mount bracket, plan for a 15 mm tool on a M10x1.5 stud; final torque is 37 ft-lbs (engine mount stud / bolt to engine block). Spark plug tightens to 15 ft-lbs (20 Nm), takes a 5/8 in (16 mm) spark plug socket driver, runs on M14x1.25 threads, located at the cylinder head — 8 plugs on v8, 6 on v6.

Drivetrain — 2001 Chevrolet Silverado 1500

Drivetrain and driveline fasteners for the 2001 Chevrolet Silverado 1500 — axle, transmission, and differential plugs. The front differential actuator bolt uses a 10mm drive on a M8 x 1.25 thread, torqued to 18 lb-ft at the front axle housing. At the differential cover, the differential cover bolt torques to 25 lb-ft (13mm drive, M10 x 1.5 thread). For the inner cv joint 6-bolt flange to front differential output, plan for a 15 mm tool on a M10x1.5 stud; final torque is 58 ft-lbs (front cv axle shaft inboard flange bolts (4wd)). Front differential cover bolts (aam 9.25-in ifs, 4wd) tightens to 24 ft-lbs (drain/fill plug); cover bolt torque ~ 30 ft-lbs (same as rear cover), takes a 13 mm driver, runs on M8x1.25 (cover bolts) threads, located at the front differential cover bolts on aam 9.25 ifs axle. The rear driveshaft bolts (to rear pinion/differential flange) uses a 13 mm drive on a M8x1.25 (strap bolts) thread, torqued to 18 ft-lbs (U-joint strap/cap bolts, M8) at the rear driveshaft u-joint strap bolts at rear axle pinion flange. At the differential housing, the differential fill plug torques to 24 lb-ft (3/8 inch drive, 3/8-18 NPT thread). For the rear differential cover, gen2 trucks with 9.5 axle, plan for a 13 mm or 15 mm tool on a M8x1.25 or M10x1.5 stud; final torque is 30 ft-lbs (rear differential cover bolts (gm 9.5 axle)). Transfer case mounting bolt tightens to 37 lb-ft, takes a 18mm driver, runs on M12 x 1.75 threads, located at the transmission/transfer case. The transfer case drain plug uses a 15mm drive on a M14 x 1.5 thread, torqued to 25 lb-ft at the transfer case. At the transfer case to transmission adapter, the transfer case-to-transmission adapter bolts / nuts (nvg246 / nvg263) torques to 37 ft-lbs (adapter bolts and nuts) (15 mm drive, M10x1.5 thread). For the transmission bellhousing to engine block, plan for a 15 mm (4L60E) / 18 mm (4L80E) tool on a M10x1.5 (4L60E) / M12x1.75 (4L80E) stud; final torque is 35 ft-lbs (4L60E); 44 ft-lbs (32 Nm — 4L80E) (transmission-to-engine bolts (4l60e / 4l80e)). Transmission mount bolt (trans-to-mount) tightens to 35 ft-lbs (mount to transmission); 30 ft-lbs (mount nuts at crossmember), takes a 15 mm driver, runs on M10x1.5 threads, located at the rubber transmission mount to transmission extension housing. The transfer case shield / skid plate bolts uses a 10 mm or 13 mm drive on a M8x1.25 thread, torqued to 15 ft-lbs at the transfer case skid shield to frame. At the ring gear to differential carrier, the rear ring gear bolts (gm 8.5/8.6 axle) torques to 65 ft-lbs (Crawlpedia/Sierra Gear reference); 89 ft-lbs (Merchant Automotive 2007+ factory manual) (18 mm drive, M12x1.25 (ring gear bolts) thread). For the differential housing, plan for a 3/8 inch tool on a 3/8-18 NPT stud; final torque is 24 lb-ft (differential drain plug). Front driveshaft cv joint flange bolts (4wd) tightens to 53 ft-lbs, takes a 15 mm driver, runs on M10x1.5 threads, located at the front driveshaft cv joint flange to transfer case output flange. The driveshaft u-joint strap bolt uses a 1/2 inch drive on a 5/16-18 thread, torqued to 15 lb-ft at the driveshaft yoke. At the pinion stem nut, the rear pinion nut / preload (gm 8.5/8.6) torques to Pinion bearing preload (rotational): 14-19 in-lbs (new bearings), 6-8 in-lbs (used bearings). Pinion nut tightened until preload achieved — not a set ft-lb value. (1-3/4 in or appropriate crowfoot drive, Large coarse pinion nut thread). For the torque converter to flexplate (through inspection cover), plan for a 15 mm tool on a M10x1.5 stud; final torque is 44 ft-lbs (4L60E); 46 ft-lbs (4L60E per some sources); 32 ft-lbs (4L80E) (flexplate-to-torque converter bolts). Rear ring gear bolts (gm 9.5 axle) tightens to 103 ft-lbs (Merchant Automotive FSM), takes a 18 mm driver, runs on M12x1.25 threads, located at the ring gear to carrier, 9.5-in axle. The transfer case drain/fill plug (nvg246 / nvg263) uses a 3/8 in square drive or 24 mm socket drive on a 3/8" NPT (pipe thread) or metric depending on case thread, torqued to 15 ft-lbs at the transfer case case bottom/side. At the rear differential cover perimeter bolts, the rear differential cover bolts (gm 8.5/8.6 10-bolt axle) torques to 26 ft-lbs (Gen2 GMT900 6.2L per OpenLabor Project); 30 ft-lbs (common FSM spec); general range 24-30 ft-lbs (13 mm drive, M8x1.25 thread). For the outer end of front half-shaft, axle nut at hub, plan for a 35 mm or 36 mm socket tool on a M28x1.5 or 1-5/16"-18 (large spindle nut) stud; final torque is 177 ft-lbs (1999-2009); 188 ft-lbs (2010+) (front wheel hub / axle nut (4wd)). Driveshaft center support bearing bolt tightens to 37 lb-ft, takes a 13mm driver, runs on M10 x 1.5 threads, located at the frame crossmember. The transmission crossmember bolts (to frame) uses a 18 mm drive on a M12x1.75 thread, torqued to 85 ft-lbs at the transmission crossmember/support bracket to frame rails.

Suspension — 2001 Chevrolet Silverado 1500

Suspension and chassis fastener torque for the 2001 Chevrolet Silverado 1500 — strut, control arm, and sway bar values. At the torsion bar adjustment bolt at crossmember, the torsion bar adjuster bolt (gen1 gmt800 only) torques to No specific torque spec — turn bolt to achieve desired ride height. Crossmember to frame bushing bolt: 70 ft-lbs. (18 mm drive, 18 mm bolt thread). For the upper ball joint stud to steering knuckle, plan for a 18 mm tool on a M16x1.5 castle nut (typical) stud; final torque is 37 ft-lbs (all generations) (upper ball joint nut). Rear shock absorber lower bolt / nut tightens to 85 ft-lbs (upper and lower, 1500 series per Merchant Auto 2007+ FSM); 70 ft-lbs (rear axle side per some Gen2 sources), takes a 21 mm (bolt) + 21 mm (nut) driver, runs on M12x1.75 threads, located at the bottom of rear shock absorber, bolt through rear axle housing bracket. The wheel bearing hub assembly bolts (to knuckle) uses a 21 mm drive on a M14x1.5 (14 mm bolt) thread, torqued to 133 ft-lbs (2007-2013 per Merchant Auto FSM); 75 ft-lbs (1999-2006 Gen1 per 1A Auto video; note: may be an earlier model value) at the front hub/bearing assembly 3 bolts to steering knuckle. At the lower control arm front and rear pivot bolts to frame, the lower control arm pivot bolts (front, frame side) torques to 129 ft-lbs (Gen1 1999-2006, Gen2 2007-2013); 133 ft-lbs + 60 degrees (Gen2 2007-2013 torsion-bar trucks — coil-spring trucks may differ) (24 mm (nut); hold bolt drive, M16x1.5 (front pivot); M16x1.5 (rear pivot) thread). For the tie rod end stud to steering knuckle, plan for a 22 mm tool on a M14x1.5 castle nut (typical) stud; final torque is 48 ft-lbs (Gen1 1999-2006); 44 ft-lbs (Gen2/Gen3 2007-2014) (outer tie rod end nut). Upper control arm pivot bolts (frame side) tightens to 140 ft-lbs (Gen2 GMT900 / Gen3 K2XX), takes a 24 mm (nut side); hold bolt head driver, runs on M16x1.5 or M18 threads, located at the upper control arm to frame bracket. The lower ball joint nut uses a 24 mm drive on a M20x1.5 stud (typical lower ball joint stud) thread, torqued to 74 ft-lbs (Gen1 GMT800 1999-2006 — castle nut with cotter pin); 81 ft-lbs (Gen2 GMT900 2007-2013 — flange nut); 37 ft-lbs + 130 degrees (Gen2 GMT900 alternate spec / Gen3 K2XX 2014 with TTY captured-w at the lower ball joint stud to steering knuckle. At the bottom of strut/shock, bolt to lower control arm or knuckle, the front shock absorber lower mount bolt (gen2/gen3) torques to 37 ft-lbs (Shock Module to Lower Control Arm — Gen2/Gen3 per FSM) (18 mm drive, M12x1.75 thread). For the top of strut mount / upper shock mount to frame, plan for a 15 mm tool on a M10x1.5 (studs on upper mount) stud; final torque is 37 ft-lbs (front shock absorber upper mount nuts (gen2/gen3 coil-over type)). Steering intermediate shaft pinch bolt tightens to 37 ft-lbs (upper coupling to column shaft, 2000-2006 per 1AAuto); 35 ft-lbs (lower coupling to rack/gear, 2000-2006); 30 ft-lbs (pre-2000 GMT800 per 1988-1999 repair video), takes a 15 mm driver, runs on M10x1.5 (pinch bolt) threads, located at the intermediate steering shaft, upper and lower pinch bolts. The rear leaf spring u-bolt nuts (1500 series) uses a 7/8 in or 22 mm drive on a 9/16-18 UNF (typical 1500 U-bolt) thread, torqued to 74 ft-lbs (Gen1 1999-2006 per multiple sources); 53 ft-lbs (Merchant Automotive 2007+ FSM, 1500 series) at the u-bolts clamping rear axle to leaf spring pack. At the stabilizer bar insulator clamp brackets to frame, the sway bar bracket bolts (front) torques to 37 ft-lbs (15 mm drive, M10x1.5 thread). For the wheel studs, all four corners, plan for a 22mm (13/16") tool on a M14x1.5 stud; final torque is 140 ft-lbs (190 Nm) (lug nuts). Sway bar end links (front) tightens to 17 ft-lbs (Gen2 GMT900 2007-2013 per Merchant Auto); 89 in-lbs (Gen1 GMT800 1999-2007 per repair video referencing OEM spec), takes a 15 mm or 13 mm (varies by design) driver, runs on M10x1.5 (typical end link nut) threads, located at the front stabilizer bar end links, nut at sway bar and at control arm.

Steering — 2001 Chevrolet Silverado 1500

Steering linkage fasteners on the 2001 Chevrolet Silverado 1500. For the steering column, plan for a 13mm tool on a M10 x 1.5 stud; final torque is 22 lb-ft (steering shaft pinch bolt). Power steering pump mounting bolt tightens to 37 lb-ft, takes a 15mm driver, runs on M10 x 1.5 threads, located at the engine block/bracket. The drag link end nut uses a 21mm drive on a M14 x 1.5 thread, torqued to 44 lb-ft at the pitman arm/knuckle. At the frame rail, the steering gear box mounting bolt torques to 110 lb-ft (21mm drive, M14 x 2.0 thread). For the dash/firewall, plan for a 13mm tool on a M10 x 1.5 stud; final torque is 18 lb-ft (steering column bracket bolt). Power steering hose fitting tightens to 20 lb-ft, takes a 19mm driver, runs on M16 x 1.5 threads, located at the steering gear/pump. The idler arm bolt uses a 18mm drive on a M12 x 1.75 thread, torqued to 60 lb-ft at the frame rail. At the steering gear output, the pitman arm nut torques to 184 lb-ft (30mm drive, M20 x 1.5 thread).

Body — 2001 Chevrolet Silverado 1500

Body fasteners on the 2001 Chevrolet Silverado 1500. Cab mount bolts tightens to 122 ft-lbs (165 Nm), takes a 24 mm driver, runs on M16x1.5 or 5/8"-11 threads, located at the cab-to-frame body mount bolts, rubber isolators (6 per side typically). The bed / box mount bolts uses a 18 mm drive on a M12x1.75 thread, torqued to Approximately 50-60 ft-lbs (range cited by GM service community; exact FSM spec varies by year — use FSM for your VIN) at the pickup box/bed to frame mounting bolts.

Electrical — 2001 Chevrolet Silverado 1500

Electrical fasteners on the 2001 Chevrolet Silverado 1500. The battery hold-down bolt uses a 13mm drive on a M8 x 1.25 thread, torqued to 18 lb-ft at the battery tray. At the engine block/bracket, the alternator mounting bolt torques to 37 lb-ft (15mm drive, M10 x 1.5 thread). For the engine block/frame, plan for a 10mm tool on a M8 x 1.25 stud; final torque is 18 lb-ft (ground wire bolt). Wiring harness bracket bolt tightens to 80 lb-in, takes a 8mm driver, runs on M6 x 1.0 threads, located at the various locations. The battery terminal bolt uses a 10mm drive on a M8 x 1.25 thread, torqued to 11 lb-ft at the battery post. At the rear bumper, the license plate screw torques to 2 lb-ft (7mm drive, 1/4-20 thread).

Rear Suspension — 2001 Chevrolet Silverado 1500

Rear Suspension fasteners on the 2001 Chevrolet Silverado 1500. At the axle bracket, the rear shock absorber lower bolt torques to 70 lb-ft (18mm drive, M12 x 1.75 thread). For the axle to spring, plan for a 5/8 inch tool on a 7/16-20 stud; final torque is 52 lb-ft (leaf spring u-bolt). Rear stabilizer bar bracket bolt tightens to 37 lb-ft, takes a 15mm driver, runs on M10 x 1.5 threads, located at the frame rail. The leaf spring rear shackle bolt uses a 21mm drive on a M14 x 2.0 thread, torqued to 70 lb-ft at the rear spring shackle. At the rear axle, the track bar axle bolt torques to 110 lb-ft (21mm drive, M14 x 2.0 thread). For the axle to sway bar, plan for a 15mm tool on a M10 x 1.5 stud; final torque is 44 lb-ft (rear stabilizer bar link bolt). Rear shock absorber upper bolt tightens to 70 lb-ft, takes a 18mm driver, runs on M12 x 1.75 threads, located at the frame rail. The rear axle vent tube bolt uses a 8mm drive on a M6 x 1.0 thread, torqued to 60 lb-in at the axle housing. At the front spring hanger, the leaf spring front eye bolt torques to 95 lb-ft (21mm drive, M14 x 2.0 thread). For the frame rail, plan for a 21mm tool on a M14 x 2.0 stud; final torque is 110 lb-ft (track bar frame bolt).

Engine - Top End — 2001 Chevrolet Silverado 1500

Engine - Top End fasteners on the 2001 Chevrolet Silverado 1500. For the intake manifold, plan for a 8mm tool on a M6 x 1.0 stud; final torque is 70 lb-in (map sensor bolt). Throttle body bolt tightens to 89 lb-in, takes a 8mm driver, runs on M6 x 1.0 threads, located at the intake manifold. The air intake tube clamp uses a 8mm drive on a M6 x 1.0 thread, torqued to 40 lb-in at the throttle body/air box. At the cylinder head, the exhaust manifold stud torques to 15 lb-ft (13mm drive, M8 x 1.25 thread). For the intake manifold, plan for a 10mm tool on a M8 x 1.25 stud; final torque is 89 lb-in (intake manifold bolt). Exhaust manifold bolt tightens to 18 lb-ft, takes a 13mm driver, runs on M8 x 1.25 threads, located at the exhaust manifold. The camshaft position sensor bolt uses a 8mm drive on a M6 x 1.0 thread, torqued to 80 lb-in at the cylinder head/timing cover. At the cylinder head, the cylinder head bolt torques to TTY: 22+90° (15mm drive, M11 x 2.0 thread). For the intake manifold, plan for a 8mm tool on a M6 x 1.0 stud; final torque is 89 lb-in (fuel rail bolt). Pcv valve grommet bolt tightens to 60 lb-in, takes a 8mm driver, runs on M6 x 1.0 threads, located at the valve cover. The valve cover bolt uses a 10mm drive on a M8 x 1.25 thread, torqued to 106 lb-in at the valve cover. At the valve cover, the ignition coil bolt torques to 70 lb-in (8mm drive, M6 x 1.0 thread). For the intake manifold, plan for a 10mm tool on a M8 x 1.25 stud; final torque is 15 lb-ft (egr valve bolt). Fuel injector retainer bolt tightens to 80 lb-in, takes a 8mm driver, runs on M6 x 1.0 threads, located at the fuel rail.

Engine - Bottom End — 2001 Chevrolet Silverado 1500

Engine - Bottom End fasteners on the 2001 Chevrolet Silverado 1500. Crankshaft pulley bolt tightens to TTY: 37+140°, takes a 24mm driver, runs on M16 x 2.0 threads, located at the crankshaft. The oil filter adapter bolt uses a 10mm drive on a M8 x 1.25 thread, torqued to 18 lb-ft at the engine block. At the timing cover, the water pump bolt torques to 11 lb-ft (10mm drive, M8 x 1.25 thread). For the engine block, plan for a 10mm tool on a M8 x 1.25 stud; final torque is 18 lb-ft (timing chain cover bolt). Knock sensor bolt tightens to 18 lb-ft, takes a 12mm driver, runs on M8 x 1.25 threads, located at the engine block. The engine mount bolt - rear uses a 18mm drive on a M12 x 1.75 thread, torqued to 37 lb-ft at the transmission to crossmember. At the intake manifold/block, the thermostat housing bolt torques to 11 lb-ft (10mm drive, M8 x 1.25 thread). For the engine block to frame, plan for a 18mm tool on a M12 x 1.75 stud; final torque is 59 lb-ft (engine mount bolt - front). Flywheel bolt tightens to TTY: 15+60°, takes a 15mm driver, runs on M12 x 1.75 threads, located at the crankshaft. The oil pan bolt uses a 10mm drive on a M8 x 1.25 thread, torqued to 18 lb-ft at the oil pan.

Exhaust System — 2001 Chevrolet Silverado 1500

Exhaust System fasteners on the 2001 Chevrolet Silverado 1500. The exhaust hanger bolt uses a 13mm drive on a M8 x 1.25 thread, torqued to 18 lb-ft at the frame/body mount. At the exhaust pipe, the oxygen sensor torques to 31 lb-ft (22mm drive, M18 x 1.5 thread). For the exhaust pipe flange, plan for a 15mm tool on a M10 x 1.5 stud; final torque is 37 lb-ft (catalytic converter bolt). Exhaust pipe flange bolt tightens to 25 lb-ft, takes a 15mm driver, runs on M10 x 1.5 threads, located at the exhaust manifold. The muffler clamp bolt uses a 13mm drive on a M8 x 1.25 thread, torqued to 25 lb-ft at the muffler connection. At the tailpipe connection, the tailpipe clamp bolt torques to 25 lb-ft (13mm drive, M8 x 1.25 thread).

Body & Cab — 2001 Chevrolet Silverado 1500

Body & Cab fasteners on the 2001 Chevrolet Silverado 1500. At the bed rail, the bed rail tie-down torques to 15 lb-ft (13mm drive, M8 x 1.25 thread). For the hood to fender, plan for a 13mm tool on a M10 x 1.5 stud; final torque is 18 lb-ft (hood hinge bolt). Radiator support bolt tightens to 18 lb-ft, takes a 13mm driver, runs on M10 x 1.5 threads, located at the frame horn. The door striker bolt uses a 10mm drive on a M8 x 1.25 thread, torqued to 18 lb-ft at the door jamb. At the cab to frame, the cab mount bolt torques to 74 lb-ft (18mm drive, M12 x 1.75 thread). For the frame rail, plan for a 18mm tool on a M12 x 1.75 stud; final torque is 30 lb-ft (bumper mounting bolt - rear). Grille mounting clip tightens to Hand Tight, takes a None driver, runs on Push Clip threads, located at the radiator support. The door hinge bolt uses a 13mm drive on a M10 x 1.5 thread, torqued to 20 lb-ft at the door to cab pillar. At the frame horn, the tow hook bolt torques to 50 lb-ft (18mm drive, M12 x 1.75 thread). For the frame horn, plan for a 18mm tool on a M12 x 1.75 stud; final torque is 30 lb-ft (bumper mounting bolt - front). Tailgate hinge bolt tightens to 20 lb-ft, takes a 13mm driver, runs on M8 x 1.25 threads, located at the bed rail to tailgate. The skid plate bolt uses a 13mm drive on a M8 x 1.25 thread, torqued to 18 lb-ft at the frame rail. At the cab/frame, the running board mounting bolt torques to 35 lb-ft (13mm drive, M10 x 1.5 thread). For the fender to cab, plan for a 10mm tool on a M8 x 1.25 stud; final torque is 18 lb-ft (fender mounting bolt). Bed mounting bolt tightens to 44 lb-ft, takes a 13mm driver, runs on M10 x 1.5 threads, located at the bed to frame.

Interior — 2001 Chevrolet Silverado 1500

Interior fasteners on the 2001 Chevrolet Silverado 1500. For the dashboard, plan for a 8mm tool on a M6 x 1.0 stud; final torque is Hand Tight (glove box hinge screw). Seat mounting bolt tightens to 37 lb-ft, takes a 13mm driver, runs on M10 x 1.5 threads, located at the seat track to floor. The sun visor screw uses a 8mm drive on a M6 x 1.0 thread, torqued to Hand Tight at the headliner. At the dash to firewall, the dashboard mounting bolt torques to 18 lb-ft (10mm drive, M8 x 1.25 thread). For the floor pan, plan for a None tool on a Push Clip stud; final torque is Hand Tight (floor mat clip). Steering wheel nut tightens to 140 ft-lbs (190 Nm), takes a 24mm driver, runs on M14x1.5 threads, located at the steering column. The seat belt anchor bolt uses a 18mm drive on a M12 x 1.75 thread, torqued to 37 lb-ft at the b-pillar/floor. At the floor/tunnel, the center console bolt torques to 80 lb-in (8mm drive, M6 x 1.0 thread).

Transmission — 2001 Chevrolet Silverado 1500

Transmission fasteners on the 2001 Chevrolet Silverado 1500. Starter motor bolt tightens to 37 lb-ft, takes a 15mm driver, runs on M10 x 1.5 threads, located at the bell housing. The transmission mount bolt uses a 18mm drive on a M12 x 1.75 thread, torqued to 37 lb-ft at the crossmember. At the transmission case, the transmission cooler line fitting torques to 26 lb-ft (17mm drive, M14 x 1.5 thread). For the transmission shifter, plan for a 10mm tool on a M8 x 1.25 stud; final torque is 15 lb-ft (shift linkage bolt). Torque converter bolt tightens to 46 lb-ft, takes a 15mm driver, runs on M10 x 1.5 threads, located at the flexplate. The transmission to engine bolt uses a 18mm drive on a M12 x 1.75 thread, torqued to 37 lb-ft at the bell housing. At the frame rail, the transmission crossmember bolt torques to 70 lb-ft (18mm drive, M12 x 1.75 thread). For the transmission top, plan for a 8mm tool on a M6 x 1.0 stud; final torque is 60 lb-in (transmission vent tube bolt). Transmission pan bolt tightens to 10 lb-ft, takes a 10mm driver, runs on M8 x 1.25 threads, located at the transmission pan. The park/neutral switch bolt uses a 8mm drive on a M6 x 1.0 thread, torqued to 80 lb-in at the transmission case.

Wheels & Brakes — 2001 Chevrolet Silverado 1500

Wheels & Brakes fasteners on the 2001 Chevrolet Silverado 1500. The parking brake cable bolt uses a 13mm drive on a M8 x 1.25 thread, torqued to 18 lb-ft at the rear caliper/drum. At the wheel hub/knuckle, the abs sensor bolt torques to 80 lb-in (8mm drive, M6 x 1.0 thread). For the frame/suspension, plan for a 10mm tool on a M8 x 1.25 stud; final torque is 15 lb-ft (brake hose bracket bolt). Brake caliper bracket bolt tightens to 129 ft-lbs (175 Nm), takes a 18mm driver, runs on M14x2.0 threads, located at the front/rear caliper bracket. The brake rotor set screw uses a 10mm drive on a M8 x 1.25 thread, torqued to 35 lb-in at the brake rotor. At the wheel hub area, the wheel speed sensor harness clip torques to 60 lb-in (8mm drive, M6 x 1.0 thread). For the firewall/booster, plan for a 13mm tool on a M10 x 1.5 stud; final torque is 20 lb-ft (brake master cylinder mounting nut). Brake caliper mounting bolt tightens to 129 ft-lbs (175 Nm), takes a 18mm driver, runs on M12x1.75 threads, located at the front/rear brake caliper. Confirmed against manufacturer service literature. The brake line banjo bolt uses a 12mm drive on a M10 x 1.0 thread, torqued to 30 lb-ft at the brake caliper. At the wheels, the wheel lug nut torques to 140 ft-lbs (190 Nm) (22mm (13/16") drive, M14x1.5 thread).

Front Suspension — 2001 Chevrolet Silverado 1500

Front Suspension fasteners on the 2001 Chevrolet Silverado 1500. At the lower control arm, the shock absorber lower bolt torques to 59 lb-ft (18mm drive, M14 x 1.5 thread). For the steering knuckle, plan for a 21mm tool on a M14 x 1.5 stud; final torque is 44 lb-ft (tie rod end nut). Hub bearing retaining bolt tightens to 177 lb-ft, takes a 18mm driver, runs on M12 x 1.75 threads, located at the steering knuckle. The stabilizer bar bracket bolt uses a 13mm drive on a M10 x 1.5 thread, torqued to 37 lb-ft at the frame rail. At the steering knuckle, the upper control arm ball joint nut torques to 37 lb-ft (21mm drive, M14 x 1.5 thread). For the upper shock mount, plan for a 13mm tool on a M10 x 1.5 stud; final torque is 18 lb-ft (shock absorber upper nut). Upper control arm frame bolt tightens to 140 lb-ft, takes a 21mm driver, runs on M14 x 2.0 threads, located at the frame bracket. The lower control arm frame bolt uses a 21mm drive on a M14 x 2.0 thread, torqued to 107 lb-ft at the frame bracket. At the wheel hub, the steering knuckle to hub bolt torques to 133 lb-ft (18mm drive, M12 x 1.75 thread). For the steering knuckle, plan for a 27mm tool on a M18 x 1.5 stud; final torque is 111 lb-ft (lower control arm ball joint nut). Torsion bar adjuster bolt tightens to Variable, takes a 18mm driver, runs on M12 x 1.75 threads, located at the torsion bar crossmember. The stabilizer bar link nut uses a 18mm drive on a M10 x 1.5 thread, torqued to 17 lb-ft at the sway bar to control arm.

New to torquing wheels? Read our How lug nut torque works — the complete guide for star-pattern sequence, re-torque intervals, and how to read a lug spec — then use the 2001 Chevrolet Silverado 1500 numbers above.

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