GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Catalytic Converter Bolt (All)

45 N·m

33 lb ft

Catalytic Converter Hanger Bolt (All)

45 N·m

33 lb ft

Catalytic Converter Nut (All)

34 N·m

25 lb ft

Exhaust Crossover Pipe Bolt (LY7)

34 N·m

25 lb ft

Exhaust Crossover Pipe Heat Shield Bolt (LA1)

10 N·m

89 lb in

Exhaust Crossover Pipe Nut (LY7)

34 N·m

25 lb ft

Exhaust Crossover Pipe Stud/Nut (LA1)

25 N·m

18 lb ft

Exhaust Manifold Bolt (LY7)

20 N·m

15 lb ft

Exhaust Manifold Heat Shield Bolt (All)

10 N·m

89 lb in

Exhaust Manifold Nut (LA1)

16 N·m

12 lb ft

Exhaust Manifold Stud (LY7)

6 N·m

53 lb in