GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Catalytic Converter Bolt

45 N·m

33 lb ft

Catalytic Converter Heat Shield Bolt

6 N·m

53 lb in

Catalytic Converter Heat Shield Nut

3 N·m

28 lb in

Exhaust Crossover Heat Shield Nut

20 N·m

15 lb ft

Exhaust Crossover Pipe Bolt (3.4L)

25 N·m

18 lb ft

Exhaust Crossover Pipe Bolt (3.8L)

20 N·m

15 lb ft

Exhaust Crossover Pipe Heat Shield Bolt (3.4L)

10 N·m

89 lb in

Exhaust Manifold-to-Cylinder Head Nuts (3.4L)

16 N·m

12 lb ft

Exhaust Manifold-to-Cylinder Head Bolt/Stud (3.8L)

30 N·m

22 lb ft

Exhaust Manifold Pipe Stud Nut

32 N·m

24 lb ft

Exhaust Muffler Inlet Pipe Clamp Nut

50 N·m

37 lb ft

Exhaust Pipe Front Heat Shield Bolt

7 N·m

66 lb in

Exhaust Pipe Heat Shield Bolt

2 N·m

17 lb in

Exhaust Pipe Rear Hanger Bolt

25 N·m

18 lb ft

Rear Bumper Impact Bar Bolt

25 N·m

18 lb ft