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路m

61 lb in

A/C Line Bracket Bolt at Engine Lift Bracket

10 N路m

89 lb in

A/C Compressor Bolts

50 N路m

37 lb ft

A.I.R. Cover Stud

25 N路m

18 lb ft

Camshaft Cap Bolt

12 N路m

106 lb in

Camshaft Cover Bolt

10 N路m

89 lb in

Camshaft Position Actuator Valve Bolt

10 N路m

89 lb in

Connecting Rod Cap Bolt

  • First Pass

25 N路m

18 lb ft

  • Final Pass

110 degrees

Coolant Temperature Sensor

20 N路m

15 lb ft

Cooling Fan Hub Nut

56 N路m

41 lb ft

Crankshaft Balancer Bolt

  • First Pass

150 N路m

110.6 lb ft

  • Final Pass

180 degrees

Crankshaft Main Bearing Cap Bolt

  • First Pass

25 N路m

18 lb ft

  • Final Pass

180 degrees

Crankshaft Position Sensor Bolt

10 N路m

89 lb in

Crankshaft Rear Housing Bolt

10 N路m

89 lb in

Cylinder Head Access Hole Plug - Plastic

5 N路m

44 lb in

Cylinder Head Bolt - 14

  • First Pass

30 N路m

22 lb ft

  • Final Pass

155 degrees

Cylinder Head End Bolts - 2 Short

  • First Pass

7 N路m

62 lb in

  • Final Pass

60 degrees

Cylinder Head End Bolts - 1 Long

  • First Pass

7 N路m

62 lb in

  • Final Pass

120 degrees

Cylinder Head Oil Gallery Plug

38 N路m

28 lb ft

Drive Belt Idler Pulley Bolt

50 N路m

37 lb ft

Drive Belt Tensioner Bolt

50 N路m

37 lb ft

Engine Block Oil Gallery Plug - Front and Rear

80 N路m

60 lb ft

Engine Block Oil Gallery Plug - Side

35 N路m

26 lb ft

Engine Flywheel Bolt

  • First Pass

25 N路m

18 lb ft

  • Final Pass

50 degrees

Engine Front Cover Bolt

10 N路m

89 lb in

Engine Front Cover Spacer Bolt

10 N路m

89 lb in

Engine Front Lift Bracket Bolt

50 N路m

37 lb ft

Engine Harness Bracket Bolt

10 N路m

89 lb in

Engine Mount Bracket Bolt - Engine

50 N路m

37 lb ft

Engine Mount Bracket Bolt - Frame

110 N路m

81 lb ft

Engine Mount Nuts - Upper and Lower

70 N路m

52 lb ft

Engine Protection Shield Bolts

25 N路m

18 lb ft

EVAP Purge Solenoid Valve Bolt

10 N路m

89 lb in

Exhaust Camshaft Actuator Bolt

  • First Pass

25 N路m

18 lb ft

  • Final Pass

135 degrees

Exhaust Camshaft Position Sensor Bolt

10 N路m

89 lb in

Exhaust Manifold Bolt

  • First Pass

20 N路m

15 lb ft

  • Second Pass

20 N路m

15 lb ft

  • Final Pass

20 N路m

15 lb ft

Exhaust Manifold Heat Shield Nut

10 N路m

89 lb in

Exhaust Manifold Heat Shield Stud

10 N路m

89 lb in

Exhaust Pipe Bolt

50 N路m

37 lb ft

Front Differential Bolt

85 N路m

63 lb ft

Fuel Injector Rail Bolt

10 N路m

89 lb in

Generator Battery Lead Nut

9 N路m

80 lb in

Heater Inlet Fitting

45 N路m

33 lb ft

Heater Outlet Fitting

45 N路m

33 lb ft

Ignition Coil Bolt

10 N路m

89 lb in

Intake Camshaft Sprocket Bolt

  • First Pass

20 N路m

15 lb ft

  • Final Pass

100 degrees

Intake Manifold Bolt

10 N路m

89 lb in

Knock Sensor

25 N路m

18 lb ft

Oil Filter - PF 58

30 N路m

23 lb ft

Oil Filter Adapter

50 N路m

37 lb ft

Oil Filter Bypass Hole Plug

14 N路m

124 lb in

Oil Level Indicator Tube Stud

10 N路m

89 lb in

Oil Level Sensor Bolt

10 N路m

89 lb in

Oil Pan Bolt - Ends

10 N路m

89 lb in

Oil Pan Bolt - Sides

25 N路m

18 lb ft

Oil Pan Drain Plug

26 N路m

19 lb ft

Oil Pan Nut

25 N路m

18 lb ft

Oil Pan Stud

11 N路m

97 lb in

Oil Pressure Sensor

20 N路m

15 lb ft

Oil Pump Cover Bolt

10 N路m

89 lb in

Oil Pump Pickup Tube

10 N路m

89 lb in

Oil Pump Pressure Relief Valve

14 N路m

124 lb in

Power Steering Pump Bolt

25 N路m

18 lb ft

Power Steering Pump Bracket Bolt

50 N路m

37 lb ft

Spark Plug

18 N路m

13 lb ft

Starter Motor Bolt

50 N路m

37 lb ft

Starter Motor Nut

50 N路m

37 lb ft

Starter Motor Stud

16 N路m

12 lb ft

Thermostat Housing bolt

10 N路m

89 lb in

Throttle Control Module Bolt

10 N路m

89 lb in

Timing Chain Tensioner Bolt

25 N路m

18 lb ft

Timing Chain Tensioner Guide Bolt

12 N路m

107 lb in

Timing Chain Tensioner Shoe Bolt

25 N路m

18 lb ft

Timing Chain Top Guide Bolt

10 N路m

89 lb in

Torque Converter Bolts

60 N路m

44 lb ft

Transmission Bell Housing Bolts

50 N路m

37 lb ft

Transmission Fluid Tube to Air Adapter Nut

10 N路m

89 lb in

Water Outlet Bolt

10 N路m

89 lb in

Water Pump Bolt

10 N路m

89 lb in

Water Pump Pulley Bolt

25 N路m

18 lb ft