GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications

Application

Specification

Metric

English

Differential Housing Cover Bolts

29 N路m

21 lb ft

Differential Ring Gear Bolts

185 N路m

136 lb ft

Differential Support Mounting Bolts

175 N路m

129 lb ft

Drain Plug

39 N路m

29 lb ft

Fill Plug

39 N路m

29 lb ft

Pinion Cage Bolts

29 N路m

21 lb ft

Pinion Nut

245 N路m

181 lb ft

Propeller Shaft Coupler-to-Differential Flange Bolts

85 N路m

63 lb ft