GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Band Clamp to Flex Pipe (LG5)

24 N·m

18 lb ft

Catalytic Converter to Exhaust Manifold Pipe Nut (LMM)

45 N·m

33 lb ft

Catalytic Converter to Muffler Flange Nuts

64 N·m

47 lb ft

Catalytic Converter to Particulate Filter Nut (LMM)

45 N·m

33 lb ft

Differential Pressure Pipe Fitting

35 N·m

26 lb ft

Differential Pressure Pipe Retaining Clip

10 N·m

89 lb in

Exhaust Hanger Nut (Gas Engines)

45 N·m

33 lb ft

Exhaust Hanger Nut (Diesel Engines)

29 N·m

21 lb ft

Exhaust Manifold Bolt/Nut (LLM)

34 N·m

25 lb ft

Exhaust Manifold Bolt/Nut (LMM)

38 N·m

28 lb ft

Exhaust Manifold to Exhaust Pipe Nut (LMM)

53 N·m

39 lb ft

Exhaust Manifold Heat Shield Bolt (LMM)

10 N·m

89 lb in

Exhaust Manifold Nuts (1-6, 8-11) (LF8)

55 N·m

41 lb ft

Exhaust Manifold Nuts (7, 12) (LF8)

34 N·m

25 lb ft

Exhaust Manifold Pipe Clamp (LMM)

12.5 N·m

106 lb in

Exhaust Manifold Pipe Hanger Bracket Nut (LLY/LMM)

85 N·m

63 lb ft

Exhaust Manifold Pipe Nut (L18)

50 N·m

37 lb ft

Exhaust Particulate Filter Bracket Nut (LF8)

47 N·m

35 lb ft

Exhaust Particulate Filter Section Nut (LF8)

25 N·m

18 lb ft

Exhaust Particulate Filter Rear Cooler Pipe Bracket Nut (LF8)

45 N·m

33 lb ft

Exhaust Particulate Filter to Exhaust Particulate Filter Rear Cooler Pipe Nut (LMM)

45 N·m

33 lb ft

Exhaust Pressure Differential Sensor Pipe Bracket Bolt (LMM)

9 N·m

80 lb in

Exhaust Pipe Bolt (LMM)

53 N·m

39 lb ft

Exhaust Pipe Bracket Clamp Nut (LG5)

24 N·m

18 lb ft

Exhaust Pipe to Exhaust Manifold Bolt (LLM)

53 N·m

39 lb ft

Exhaust Pipe Hanger Bracket Bolt (L18)

12 N·m

106 lb in

Exhaust Pipe Heat Shield Bolt (LMM)

10 N·m

89 lb in

Exhaust Throttle Nut (LF8)

47 N·m

35 lb ft

Front Pipe Bracket Nut (LF8)

30 N·m

22 lb ft

Front Pipe Nut (LF8)

65 N·m

48 lb ft

Heated Oxygen Sensor (HO2S) (L18)

42 N·m

31 lb ft

Intermediate Pipe Nut (LF8 at front)

65 N·m

48 lb ft

Intermediate Pipe Nut (LF8 at rear)

97 N·m

72 lb ft

Muffler Clamp Nut (Gas Engines)

60 N·m

44 lb ft

Muffler Clamp Nut (Diesel Engines)

73 N·m

54 lb ft

Tailpipe Clamp Nut

65 N·m

47 lb ft

Tailpipe Clamp Nut (L18)

29 N·m

21 lb ft

Transmission Bolt (L18)

100 N·m

74 lb ft

Turbocharger/Exhaust Brake Clamp (LG5)

10 N·m

89 lb in

Turbocharger Exhaust Heat Shield (LMM)

10 N·m

89 lb in

Turbocharger Exhaust Pipe to Exhaust Manifold Pipe Clamp (LLY/LMM)

40 N·m

30 lb ft

Turbocharger Exhaust Pipe Clamp (LLY/LMM)

12 N·m

106 lb in

Turbocharger Exhaust Pipe to Right Exhaust Pipe Bracket Bolt (LMM)

53 N·m

39 lb ft