GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications L82

Fastener Tightening Specifications

Application

N路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掳

15 + 75掳

--

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掳

37 + 77掳

--

Crankshaft Bearing Cap Stud

50 + 77掳

37 + 77掳

--

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掳

44 + 95掳

--

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掳

--

89 + 30掳

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路m

89 lb in

Camshaft Position Sensor Bolt

10 N路m

89 lb in

Camshaft Sprocket Bolt

140 N路m

103 lb ft

Camshaft Thrust Plate Screw

10 N路m

89 lb in

Connecting Rod Bearing Cap Nut

20 N路m + 75掳

15 lb ft + 75掳

Coolant Drain Plug

19 N路m

14 lb ft

Coolant Temperature Sensor

23 N路m

17 lb ft

Crankshaft Balancer Bolt

103 N路m

76 lb ft

Crankshaft Main Bearing Cap Bolt/Stud

50 N路m +77掳

37 lb ft + 77掳

Crankshaft Oil Deflector Nut

25 N路m

18 lb ft

Crankshaft Position Sensor Bolt -- Front Cover

10 N路m

89 lb in

Crankshaft Position Sensor Stud -- Side of Engine Block

11 N路m

98 lb in

Crankshaft Position Sensor Wiring Bracket Bolt

27 N路m

20 lb ft

Cylinder Head Bolt

60 N路m + 95掳

44 lb ft + 95掳

Drive Belt Shield Bolt

10 N路m

89 lb in

Drive Belt Tensioner Bolt

50 N路m

37 lb ft

EGR Valve to EGR Valve Pipe Bolt

25 N路m

18 lb ft

EGR Valve Adapter Pipe to Exhaust Manifold Nut

25 N路m

18 lb ft

Engine Flywheel Bolt

71 N路m

52 lb ft

Engine Front Cover Bolt -- Large

55 N路m

41 lb ft

Engine Front Cover Bolt -- Medium

47 N路m

35 lb ft

Engine Front Cover Bolt -- Small

21 N路m

15 lb ft

Engine Mount Bracket Bolt

58 N路m

43 lb ft

Engine Mount Lower Nut

43 N路m

32 lb ft

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

70 N路m

52 lb ft

Engine Mount Strut Bolt/Nut

48 N路m

35 lb ft

Engine Mount Strut Bracket Bolt -- Upper Radiator Support

28 N路m

21 lb ft

Engine Mount Strut Bracket Bolt -- Vehicle Right Side

50 N路m

37 lb ft

Engine Mount Upper Nut

47 N路m

35 lb ft

Engine Oil Pressure Indicator Switch

13 N路m

115 lb in

Engine Wiring Harness Bracket Bolt

13 N路m

115 lb in

Exhaust Crossover Pipe Heat Shield Bolt

10 N路m

89 lb in

Exhaust Crossover Pipe Nut/Stud

25 N路m

18 lb ft

Exhaust Manifold Heat Shield Bolt

10 N路m

89 lb in

Exhaust Manifold Nut

16 N路m

12 lb ft

Exhaust Manifold Stud

18 N路m

13 lb ft

Fuel Feed Pipe to Fuel Injector Rail Nut

17 N路m

13 lb ft

Fuel Injector Rail Bolt

10 N路m

89 lb in

Fuel Pipe Bracket Bolt/Stud

50 N路m

37 lb ft

Fuel Pipe Clip Bolt

8 N路m

71 lb in

Fuel Return Pipe to Fuel Injector Rail Nut

17 N路m

13 lb ft

Generator Bracket and Front Engine Lift Hook Bolt

50 N路m

37 lb ft

Heated Oxygen Sensor

42 N路m

31 lb ft

Heater Inlet Pipe Nut

25 N路m

18 lb ft

Ignition Coil Bracket Bolt/Nut/Stud

25 N路m

18 lb ft

Intake Manifold Coolant Pipe Bolt

10 N路m

89 lb in

Knock Sensor

19 N路m

14 lb ft

Lower Intake Manifold Bolt - Center

  • First Pass

7 N路m

62 lb in

  • Final Pass

13 N路m

115 lb in

Lower Intake Manifold Bolt - Corner

  • First Pass

13 N路m

115 lb in

  • Final Pass

25 N路m

18 lb ft

MAP Sensor Bolt

5 N路m

44 lb in

Oil Cooler Connector

50 N路m

37 lb ft

Oil Cooler Hose Fitting

19 N路m

14 lb ft

Oil Cooler Pipe Bracket Bolt

10 N路m

89 lb in

Oil Filter

13 N路m

115 lb in

Oil Filter Bypass Hole Plug

19 N路m

14 lb ft

Oil Filter Fitting

39 N路m

29 lb ft

Oil Gallery Plug -- 1/4 inch

19 N路m

14 lb ft

Oil Gallery Plug -- 3/8 inch

33 N路m

24 lb ft

Oil Level Indicator Tube Stud

25 N路m

18 lb ft

Oil Level Sensor Bolt

10 N路m

89 lb in

Oil Pan Bolt

25 N路m

18 lb ft

Oil Pan Drain Plug

25 N路m

18 lb ft

Oil Pan Side Bolt

50 N路m

37 lb ft

Oil Pump Cover Bolt

10 N路m

89 lb in

Oil Pump Drive Clamp Bolt

36 N路m

27 lb ft

Oil Pump Mounting Bolt

41 N路m

30 lb ft

Spark Plug

  • Spark Plug - Initial Installation

20 N路m

15 lb ft

  • Spark Plug - Reinstallation

15 N路m

11 lb ft

Thermostat Bypass Pipe to Cylinder Head Nut

25 N路m

18 lb ft

Thermostat Bypass Pipe to Engine Front Cover Bolt

12 N路m

106 lb in

Thermostat Bypass Pipe to Throttle Body Nut

25 N路m

18 lb ft

Throttle Body Bolt/Stud

25 N路m

18 lb ft

Timing Chain Dampener Bolt

21 N路m

15 lb ft

Upper Intake Manifold Bolt/Stud

25 N路m

18 lb ft

Valve Lifter Guide Bolt

10 N路m

89 lb in

Valve Rocker Arm Bolt

15 N路m + 30掳

11 lb  ft+ 30掳

Valve Rocker Arm Cover Bolt

10 N路m

89 lb in

Water Outlet Bolt

25 N路m

18 lb ft

Water Pump Bolt

10 N路m

89 lb in

Water Pump Pulley Bolt

25 N路m

18 lb ft