GM Service Manual Online
For 1990-2009 cars only

Fastener Tightening Specifications

Application

Specification

Metric

English

Differential Carrier Bracket-to-Frame Bolt

175 N·m

129 lb ft

Differential Drain Plug

35 N·m

26 lb ft

Differential Fill Plug

35 N·m

26 lb ft

Differential Housing Cover Bolts

25 N·m

18 lb ft

Differential Ring Gear Bolts

185 N·m

136 lb ft

Differential Rear Mounting Bolts

175 N·m

129 lb ft

Differential-to-Differential Carrier Bracket Bolt - With Dowel Pin

250 N·m

184 lb ft

Differential-to-Differential Carrier Bracket Bolt - Without Dowel Pin

350 N·m

258 lb ft

Pinion Flange Nut

245 N·m

181 lb ft

Propeller Shaft Coupler-to-Differential Flange Bolts

85 N·m

63 lb ft