GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications

Application

Specifications

Metric

English

A/C Line Bracket Nut at Oil Level Indicator Tube

7 N·m

61 lb in

A/C Line Bracket Bolt at Engine Lift Bracket

10 N·m

89 lb in

A/C Compressor Bolts

50 N·m

37 lb ft

A.I.R. Cover Stud

25 N·m

18 lb ft

Camshaft Cap Bolt

12 N·m

106 lb in

Camshaft Cover Bolt

10 N·m

89 lb in

Camshaft Position Actuator Valve Bolt

10 N·m

89 lb in

Connecting Rod Cap Bolt

  • First Pass

25 N·m

18 lb ft

  • Final Pass

110 degrees

Coolant Temperature Sensor

20 N·m

15 lb ft

Cooling Fan Hub Nut

56 N·m

41 lb ft

Crankshaft Balancer Bolt

  • First Pass

150 N·m

110.6 lb ft

  • Final Pass

180 degrees

Crankshaft Main Bearing Cap Bolt

  • First Pass

25 N·m

18 lb ft

  • Final Pass

180 degrees

Crankshaft Position Sensor Bolt

10 N·m

89 lb in

Crankshaft Rear Housing Bolt

10 N·m

89 lb in

Cylinder Head Access Hole Plug - Plastic

5 N·m

44 lb in

Cylinder Head Bolt - 14

  • First Pass

30 N·m

22 lb ft

  • Final Pass

155 degrees

Cylinder Head End Bolts - 2 Short

  • First Pass

7 N·m

62 lb in

  • Final Pass

60 degrees

Cylinder Head End Bolts - 1 Long

  • First Pass

7 N·m

62 lb in

  • Final Pass

120 degrees

Cylinder Head Oil Gallery Plug

38 N·m

28 lb ft

Drive Belt Idler Pulley Bolt

50 N·m

37 lb ft

Drive Belt Tensioner Bolt

50 N·m

37 lb ft

Engine Block Oil Gallery Plug - Front and Rear

80 N·m

60 lb ft

Engine Block Oil Gallery Plug - Side

35 N·m

26 lb ft

Engine Flywheel Bolt

  • First Pass

25 N·m

18 lb ft

  • Final Pass

50 degrees

Engine Front Cover Bolt

10 N·m

89 lb in

Engine Front Cover Spacer Bolt

10 N·m

89 lb in

Engine Front Lift Bracket Bolt

50 N·m

37 lb ft

Engine Harness Bracket Bolt

10 N·m

89 lb in

Engine Mount Bracket Bolt - Engine

50 N·m

37 lb ft

Engine Mount Bracket Bolt - Frame

110 N·m

81 lb ft

Engine Mount Nuts - Upper and Lower

70 N·m

52 lb ft

Engine Protection Shield Bolts

25 N·m

18 lb ft

EVAP Purge Solenoid Valve Bolt

10 N·m

89 lb in

Exhaust Camshaft Actuator Bolt

  • First Pass

25 N·m

18 lb ft

  • Final Pass

135 degrees

Exhaust Camshaft Position Sensor Bolt

10 N·m

89 lb in

Exhaust Manifold Bolt

  • First Pass

20 N·m

15 lb ft

  • Second Pass

20 N·m

15 lb ft

  • Final Pass

20 N·m

15 lb ft

Exhaust Manifold Heat Shield Nut

10 N·m

89 lb in

Exhaust Manifold Heat Shield Stud

10 N·m

89 lb in

Exhaust Pipe Bolt

50 N·m

37 lb ft

Front Differential Bolt

85 N·m

63 lb ft

Fuel Injector Rail Bolt

10 N·m

89 lb in

Generator Battery Lead Nut

9 N·m

80 lb in

Heater Inlet Fitting

45 N·m

33 lb ft

Heater Outlet Fitting

45 N·m

33 lb ft

Ignition Coil Bolt

10 N·m

89 lb in

Intake Camshaft Sprocket Bolt

  • First Pass

20 N·m

15 lb ft

  • Final Pass

100 degrees

Intake Manifold Bolt

10 N·m

89 lb in

Knock Sensor

25 N·m

18 lb ft

Oil Filter - PF 58

30 N·m

23 lb ft

Oil Filter Adapter

50 N·m

37 lb ft

Oil Filter Bypass Hole Plug

14 N·m

124 lb in

Oil Level Indicator Tube Stud

10 N·m

89 lb in

Oil Level Sensor Bolt

10 N·m

89 lb in

Oil Pan Bolt - Ends

10 N·m

89 lb in

Oil Pan Bolt - Sides

25 N·m

18 lb ft

Oil Pan Drain Plug

26 N·m

19 lb ft

Oil Pan Nut

25 N·m

18 lb ft

Oil Pan Stud

11 N·m

97 lb in

Oil Pressure Sensor

20 N·m

15 lb ft

Oil Pump Cover Bolt

10 N·m

89 lb in

Oil Pump Pickup Tube

10 N·m

89 lb in

Oil Pump Pressure Relief Valve

14 N·m

124 lb in

Power Steering Pump Bolt

25 N·m

18 lb ft

Power Steering Pump Bracket Bolt

50 N·m

37 lb ft

Spark Plug

18 N·m

13 lb ft

Starter Motor Bolt

50 N·m

37 lb ft

Starter Motor Nut

50 N·m

37 lb ft

Starter Motor Stud

16 N·m

12 lb ft

Thermostat Housing bolt

10 N·m

89 lb in

Throttle Control Module Bolt

10 N·m

89 lb in

Timing Chain Tensioner Bolt

25 N·m

18 lb ft

Timing Chain Tensioner Guide Bolt

14 N·m

124 lb in

Timing Chain Tensioner Shoe Bolt

25 N·m

18 lb ft

Timing Chain Top Guide Bolt

10 N·m

89 lb in

Torque Converter Bolts

60 N·m

44 lb ft

Transmission Bell Housing Bolts

50 N·m

37 lb ft

Transmission Fluid Tube to Air Adapter Nut

10 N·m

89 lb in

Water Outlet Bolt

10 N·m

89 lb in

Water Pump Bolt

10 N·m

89 lb in

Water Pump Pulley Bolt

25 N·m

18 lb ft