GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Catalytic Converter to Exhaust Downpipe

24 N·m

18 lb ft

Exhaust Crossover to Exhaust Manifold Bolts

30 N·m

22 lb ft

Exhaust Manifold-to-Takedown Pipe Bolts

40 N·m

30 lb ft

Exhaust Muffler Hanger Frame Nut

27 N·m

20 lb ft

Exhaust Hanger Bolt

27 N·m

20 lb ft

Heat Shield Screw

10 N·m

89 lb in

Rear Exhaust Hanger Bracket Bolt

50 N·m

37 lb ft