GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications L82

Fastener Tightening Specifications

Application

N·m

Lb Ft

Lb In

Accelerator Control Cable Bracket Bolt

14

--

125

Accelerator Control Cable Bracket Nut

10

--

89

Camshaft Position Sensor Bolt

10

--

89

Camshaft Sprocket Bolt

110

81

--

Camshaft Thrust Plate Bolt

10

--

89

Connecting Rod Cap Nut

20 + 75°

15 + 75°

--

Coolant Drain Plug

19

14

--

Coolant Outlet Bolt

25

18

--

Coolant Pump Bolt

10

--

89

Coolant Pump Pulley Bolt

25

18

--

Crankshaft Balancer Bolt

103

76

--

Crankshaft Bearing Cap Bolt

50 + 77°

37 + 77°

--

Crankshaft Bearing Cap Stud

50 + 77°

37 + 77°

--

Crankshaft Oil Deflector Nut

25

18

--

Crankshaft Position Sensor Bolt - Front Cover

10

--

89

Crankshaft Position Sensor Bolt - Side of Block

11

--

98

Cylinder Head Bolt

60 + 95°

44 + 95°

--

Drive Belt Tensioner Bolt

50

37

--

EGR Adapter Pipe to Exhaust Manifold Nut

25

18

--

EGR to Adapter Pipe Bolt

25

18

--

Electronic Ignition Control Module Bracket Bolt

25

18

--

Electronic Ignition Control Module Bracket Nut

25

18

--

Engine Coolant Temperature Sensor

23

17

--

Engine Mount Bracket Bolt

58

43

--

Engine Mount Lower Nut

43

32

--

Engine Mount Upper Nut

47

35

--

Engine Mount Strut Nut

48

35

--

Engine Mount Strut Bracket Bolt - Engine Right Side

50

37

--

Engine Mount Strut Bracket Bolt - Engine Left Side

70

52

--

Engine Mount Strut Bracket Bolt - Upper Radiator Support

28

21

--

Exhaust Crossover Pipe Nut

25

18

--

Exhaust Crossover Pipe Heat Shield Bolt

10

--

89

Exhaust Manifold Nut

16

12

--

Exhaust Manifold Heat Shield Bolt

10

--

89

Exhaust Manifold Stud

16

12

--

Flywheel Bolt

83

61

--

Front Cover Bolt - Large and Longer in Length

55

41

--

Front Cover Bolt - Large and Shorter in Length

47

35

--

Front Cover Bolt - Small

27

20

--

Fuel Injector Rail Bolt

10

--

89

Fuel Pipe Bracket Bolt

50

37

--

Fuel Pipe Bracket Stud

50

37

--

Fuel Pipe Fitting

17

13

--

Fuel Pipe Retaining Clip Bolt

10

--

89

Generator Bracket Bolt

50

37

--

Heater Water Engine Inlet Nipple

30

22

--

Heater Water Engine Inlet Pipe Nut

25

18

--

Heater Inlet Pipe Stud

25

18

--

Knock Sensor

19

14

--

Lower Intake Manifold Bolt

13

--

115

MAP Sensor Bolt

4

--

36

Oil Filter

13

--

115

Oil Filter Bypass Plug

19

14

--

Oil Filter Fitting

39

29

--

Oil Filter Cooler Connector

50

37

--

Oil Gallery Plug - 1/4 inch

19

14

--

Oil Gallery Plug - 3/8 inch

33

24

--

Oil Level Indicator Tube Nut

25

18

--

Oil Level Sensor

10

--

89

Oil Pan Retaining Bolt

25

--

18

Oil Pan Side Bolt

50

37

--

Oil Pan Drain Plug

25

18

--

Oil Pressure Switch

13

--

115

Oil Pump Bolt

41

30

--

Oil Pump Cover Bolt

10

--

89

Oil Pump Drive Assembly Bolt

36

27

--

Rear Engine Lift Bracket Bolt

50

37

--

Valve Rocker Arm Bolt

10 + 30°

--

89 + 30°

Valve Rocker Arm Cover Bolt (Hand Tighten All Bolts First)

10

--

89

Spark Plug

20

15

--

Throttle Body Bolt

25

18

--

Timing Chain Dampener Bolt

21

15

--

Upper Intake Manifold Bolt

25

18

--

Upper Intake Manifold Stud

25

18

--

Valve Lifter Guide Bolt

10

--

89

Fastener Tightening Specifications LG8 and LA1

Application

Specification

Metric

English

Accelerator Control Cable Bracket Bolt/Nut

10 N·m

89 lb in

Camshaft Position Sensor Bolt

10 N·m

89 lb in

Camshaft Sprocket Bolt

140 N·m

103 lb ft

Camshaft Thrust Plate Screw

10 N·m

89 lb in

Connecting Rod Bearing Cap Nut

20 N·m + 75°

15 lb ft + 75°

Coolant Drain Plug

19 N·m

14 lb ft

Coolant Temperature Sensor

23 N·m

17 lb ft

Crankshaft Balancer Bolt

103 N·m

76 lb ft

Crankshaft Main Bearing Cap Bolt/Stud

50 N·m +77°

37 lb ft + 77°

Crankshaft Oil Deflector Nut

25 N·m

18 lb ft

Crankshaft Position Sensor Bolt -- Front Cover

10 N·m

89 lb in

Crankshaft Position Sensor Stud -- Side of Engine Block

11 N·m

98 lb in

Crankshaft Position Sensor Wiring Bracket Bolt

27 N·m

20 lb ft

Cylinder Head Bolt

60 N·m + 95°

44 lb ft + 95°

Drive Belt Shield Bolt

10 N·m

89 lb in

Drive Belt Tensioner Bolt

50 N·m

37 lb ft

EGR Valve to EGR Valve Pipe Bolt

25 N·m

18 lb ft

EGR Valve Adapter Pipe to Exhaust Manifold Nut

25 N·m

18 lb ft

Engine Flywheel Bolt

71 N·m

52 lb ft

Engine Front Cover Bolt -- Large

55 N·m

41 lb ft

Engine Front Cover Bolt -- Medium

47 N·m

35 lb ft

Engine Front Cover Bolt -- Small

21 N·m

15 lb ft

Engine Mount Bracket Bolt

58 N·m

43 lb ft

Engine Mount Lower Nut

43 N·m

32 lb ft

Engine Mount Strut and Lift Bracket Bolt -- Engine Left Rear

70 N·m

52 lb ft

Engine Mount Strut Bolt/Nut

48 N·m

35 lb ft

Engine Mount Strut Bracket Bolt -- Upper Radiator Support

28 N·m

21 lb ft

Engine Mount Strut Bracket Bolt -- Vehicle Right Side

50 N·m

37 lb ft

Engine Mount Upper Nut

47 N·m

35 lb ft

Engine Oil Pressure Indicator Switch

13 N·m

115 lb in

Engine Wiring Harness Bracket Bolt

13 N·m

115 lb in

Exhaust Crossover Pipe Heat Shield Bolt

10 N·m

89 lb in

Exhaust Crossover Pipe Nut/Stud

25 N·m

18 lb ft

Exhaust Manifold Heat Shield Bolt

10 N·m

89 lb in

Exhaust Manifold Nut

16 N·m

12 lb ft

Exhaust Manifold Stud

18 N·m

13 lb ft

Fuel Feed Pipe to Fuel Injector Rail Nut

17 N·m

13 lb ft

Fuel Injector Rail Bolt

10 N·m

89 lb in

Fuel Pipe Bracket Bolt/Stud

50 N·m

37 lb ft

Fuel Pipe Clip Bolt

8 N·m

71 lb in

Fuel Return Pipe to Fuel Injector Rail Nut

17 N·m

13 lb ft

Generator Bracket and Front Engine Lift Hook Bolt

50 N·m

37 lb ft

Heated Oxygen Sensor

42 N·m

31 lb ft

Heater Inlet Pipe Nut

25 N·m

18 lb ft

Ignition Coil Bracket Bolt/Nut/Stud

25 N·m

18 lb ft

Intake Manifold Coolant Pipe Bolt

10 N·m

89 lb in

Knock Sensor

19 N·m

14 lb ft

Lower Intake Manifold Bolt - Center

  • First Pass

7 N·m

62 lb in

  • Final Pass

13 N·m

115 lb in

Lower Intake Manifold Bolt - Corner

  • First Pass

13 N·m

115 lb in

  • Final Pass

25 N·m

18 lb ft

MAP Sensor Bolt

5 N·m

44 lb in

Oil Cooler Connector

50 N·m

37 lb ft

Oil Cooler Hose Fitting

19 N·m

14 lb ft

Oil Cooler Pipe Bracket Bolt

10 N·m

89 lb in

Oil Filter

13 N·m

115 lb in

Oil Filter Bypass Hole Plug

19 N·m

14 lb ft

Oil Filter Fitting

39 N·m

29 lb ft

Oil Gallery Plug -- 1/4 inch

19 N·m

14 lb ft

Oil Gallery Plug -- 3/8 inch

33 N·m

24 lb ft

Oil Level Indicator Tube Stud

25 N·m

18 lb ft

Oil Level Sensor Bolt

10 N·m

89 lb in

Oil Pan Bolt

25 N·m

18 lb ft

Oil Pan Drain Plug

25 N·m

18 lb ft

Oil Pan Side Bolt

50 N·m

37 lb ft

Oil Pump Cover Bolt

10 N·m

89 lb in

Oil Pump Drive Clamp Bolt

36 N·m

27 lb ft

Oil Pump Mounting Bolt

41 N·m

30 lb ft

Spark Plug

  • Spark Plug - Initial Installation

20 N·m

15 lb ft

  • Spark Plug - Reinstallation

15 N·m

11 lb ft

Thermostat Bypass Pipe to Cylinder Head Nut

25 N·m

18 lb ft

Thermostat Bypass Pipe to Engine Front Cover Bolt

12 N·m

106 lb in

Thermostat Bypass Pipe to Throttle Body Nut

25 N·m

18 lb ft

Throttle Body Bolt/Stud

25 N·m

18 lb ft

Timing Chain Dampener Bolt

21 N·m

15 lb ft

Upper Intake Manifold Bolt/Stud

25 N·m

18 lb ft

Valve Lifter Guide Bolt

10 N·m

89 lb in

Valve Rocker Arm Bolt

15 N·m + 30°

11 lb  ft+ 30°

Valve Rocker Arm Cover Bolt

10 N·m

89 lb in

Water Outlet Bolt

25 N·m

18 lb ft

Water Pump Bolt

10 N·m

89 lb in

Water Pump Pulley Bolt

25 N·m

18 lb ft