GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Backlash

0.08-0.25 mm

0.003-0.010"

Backlash, Preferred

0.13-0.18 mm

0.005"-0.007"

Pinion and Differential Case Bearing Preload, New Bearings, All Except 9.75" Axle

3.4-6.2 N·m

30-55 lb in

Pinion and Differential Case Bearing Preload, New Bearings, 9.75" Axle

4.0-6.4 N·m

35-57 lb in

Pinion and Differential Case Bearing Preload, Used Bearings, All Except 9.75" Axle

2.8-5.1 N·m

25-45 lb in

Pinion Bearing Preload, New Bearings, All Except 9.75" Axle

1.7-3.4 N·m

15-30 lb in

Pinion Bearing Preload, New Bearings, 9.75" Axle

2.3-5.1 N·m

20-45 lb in

Pinion Bearing Preload, Used Bearings, All Except 9.75" Axle

1.1-2.3 N·m

10-20 lb in