GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications LA3, LY9

Application

Specification

Metric

English

Afterboil Coolant Pump Bolt

10 N路m

89 lb in

Bumper Nut

25 N路m

18 lb ft

Catalytic Converter Hanger Bracket Bolt

50 N路m

37 lb ft

Catalytic Converter Hanger Bracket Nut

25 N路m

18 lb ft

Catalytic Converter Nut

15 N路m

11 lb ft

Center Bearing Heat Shield Bolt

8 N路m

71 lb in

Exhaust Manifold Nut

20 N路m

15 lb ft

Exhaust Manifold Pipe Nut

25 N路m

18 lb ft

Floor Panel Tunnel Brace Bolt

25 N路m

18 lb ft