GM Service Manual Online
For 1990-2009 cars only

Fastner Tightening Specifications

Application

Specification

Metric

English

Converter Nuts

48  N·m

35 lb ft

Exhaust Clamp Nuts

52 N·m

38 lb ft

Exhaust Pipe Hanger Nuts

30  N·m

22 lb  ft

Oxygen (O2) Sensor

42 N·m

31 lb ft

Manifold Nuts

65 N·m

48 lb ft

Manifold Studs

17 N·m

13 lb ft