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Torque Specifications

TORQUE SPECIFICATIONS

Application Ft. Lbs. (N.m)
AIR Pump Retaining Bolts (2.2L) 13 (17)
Battery Cable-To-Battery Bolt 11 (15)
Distributor Hold-Down Bolt (4.3L) 18 (25)
Engine Coolant Temperature Sensor 15 (20)
Fuel Composition Sensor Mounting Bolt/Nut (2.2L) 13 (17)
Fuel Feed & Return Line Fittings 20 (27)
Fuel Filler Pipe Ground Strap Screw 11 (15)
Fuel Filter Mounting Bracket/Clamp Bolt (1)
Fuel Tank Shield Fasteners
Blazer & Jimmy Canadian 2-Door (2)
Blazer & Jimmy Canadian 4-Door 24 (33)
Sonoma & S10 Pickup
Without Underbody Shield Package 18 (25)
With Underbody Shield Package (3)
Fuel Tank Strap Fasteners
Blazer & Jimmy Canadian 2-Door 67 (91)
Blazer & Jimmy Canadian 4-Door & Sonoma & S10 Pickup (4.3L) 13 (18)
Sonoma & S10 Pickup (2.2L) 33 (45)
Generator Rear Brace Bolts/Nuts (2.2L) 18 (25)
Intake Manifold Retaining Bolts/Studs
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (Upper Intake Manifold; 4.3L) (4)
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (Lower Intake Manifold; 4.3L) (5)
Sonoma & S10 Pickup (2.2L) (6) 17 (23)
Knock Sensor
Sonoma & S10 Pickup (2.2L) 14 (19)
Knock Sensor Retaining Bolt
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 18 (25)
Oxygen Sensors
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 31 (42)
Sonoma & S10 Pickup (2.2L) 30 (41)
Pickup Box Bolts 52 (70)
Spark Plugs
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) (7)
Sonoma & S10 Pickup (2.2L) 13 (18)
Steering Linkage Shield Mounting Bolts (4.3L) 24 (33)
Wheel Lug Nuts 100 (136)
INCH Lbs. (N.m) 
Accelerator Control Cable Bracket-To-Throttle Body & Intake Manifold Studs/Nuts (4.3L) 106 (12.0)
Accelerator Control Cable Routing Bracket-To-Throttle Body Retaining Nuts (4.3L) 80 (9.0)
Air Cleaner Outlet Duct Adapter Stud (4.3L) 71 (8.0)
Air Cleaner Outlet Duct-To-MAF Sensor Clamp 35 (4.0)
Camshaft Position Sensor Bolt/Screw(s)
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 19 (2.2)
Sonoma & S10 Pickup (2.2L) 89 (10.0)
Crankshaft Position Sensor Bolt
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 80 (9.0)
Sonoma & S10 Pickup (2.2L) 71 (8.0)
Distributor Cap Screws (4.3L) 21 (2.4)
Distributor Rotor Screws (4.3L) 18 (2.0)
Engine Wiring Harness Bracket-To-Cylinder Head Bolt (2.2L) (8)
Engine Wiring Harness Bracket-To-Intake Manifold Stud Retaining Nut (Left Side Of Engine - 4.3L) 106 (12.0)
Engine Wiring Harness Bracket-To-Intake Manifold Stud Retaining Nut (Right Side Of Engine - 4.3L) 71 (8.0)
Engine Wiring Harness Bracket-To-Valve Cover Bolts (2.2L) 89 (10.0)
Engine Wiring Harness Clip-To-Intake Manifold Retaining Nuts (2.2L) 89 (10.0)
EVAP Canister Mounting Bolt (Blazer & Jimmy Canadian - 4-Door, Sonoma & S10 Pickup) 106 (12.0)
EVAP Canister Purge Harness Retaining Bolt (2.2L) 89 (10.0)
EVAP Canister Purge Solenoid Mounting Nuts
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 106 (12.0)
Sonoma & S10 Pickup (2.2L) 71 (8.0)
Fuel Filler Hose-To-Fuel Tank Hose Clamp 22 (2.5)
Fuel Filler Pipe-To-Truck Bed Screws (Sonoma & S10 Pickup) 17 (1.9)
Fuel Line Bracket-To-Cylinder Head Bolt (4.3L) 53 (6.0)
Fuel Line Clamp Screws 89 (10)
Fuel Vent Hose-To-Fuel Tank Hose Clamp 15 (1.7)
Idle Air Control Valve Screws 27 (3.0)
Ignition Coil Retaining Bolts/Studs
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 97 (11.0)
Sonoma & S10 Pickup (2.2L) 35 (4.0)
Ignition Control Module/Coil Assembly-To-Engine Bolts/Studs
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 97 (11.0)
Sonoma & S10 Pickup (2.2L) (8)
Ignition Control Module/Coil-To-Bracket Retaining Screws
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 31 (3.5)
Sonoma & S10 Pickup (2.2L) 35 (4.0)
Injector Fuel Rail Retaining Bolts (2.2L) (8)
Injector Retainer Lock Nuts (4.3L) 27 (3.0)
MAP Sensor Retaining Bolt (2.2L) 44 (5.0)
PCM Harness Connector Fasteners 71 (8.0)
Throttle Body Assembly-To-Intake Manifold Bolts/Studs
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 80 (9.0)
Sonoma & S10 Pickup (2.2L) 89 (10.0)
Throttle Position Sensor Bolts
Blazer, Jimmy Canadian, Sonoma & S10 Pickup (4.3L) 18 (2.0)
Sonoma & S10 Pickup (2.2L) 27 (3.0)
Transmission Fluid Fill Tube Retaining Bolt (2.2L A/T) 89 (10.0)
Upper Fan Shroud Retaining Screws (2.2L) 89 (10.0)
Wheelwell Extension Retaining Bolts (Sonoma & S10 Pickup) (1)
(1) Information is not available from manufacturer.
(2) Tighten fuel tank shield bolts to 97 INCH lbs. (11 N.m).
(3) Tighten fuel tank shield-to-frame bolts to 97 INCH lbs. (11 N.m). Tighten fuel tank shield retaining nut to 18 ft. lbs. (25 N.m). Tighten fuel tank shield-to-crossmember bolts/nuts to 17 ft. lbs. (23 N.m).
(4) Apply Threadlock (GM 12345382) to stud threads if reusing original studs. Tighten studs incrementally to 44 INCH lbs. (5 N.m), and then fully to 80 INCH lbs. (9 N.m).
(5) Tighten to specification in sequence. See Figure.
(6) Tighten to specification in sequence. See Figure.
(7) If cylinder heads have not been replaced, tighten spark plugs to 11 ft. lbs. (15 N.m). With NEW aluminum cylinder heads, tighten spark plugs to 15 ft. lbs. (20 N.m). With NEW iron cylinder heads, tighten spark plugs to 22 ft. lbs. (30 N.m).
(8) Tighten to 18 ft. lbs. (25 N.m).