Front Wheel Hub, Bearing, and Seal Replacement (Heavy Duty)

Fig 1: Front Wheel Hub, Bearing, And Seal (Heavy Duty)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures { If equipped }Separate Front Wheel Drive Shaft@Front Wheel Bearing and Hub Assembly Front Wheel Drive Shaft Replacement - Left Side (1500) , or Front Wheel Drive Shaft Replacement - Right Side (1500) Front Brake Rotor Replacement (JD9)Front Brake Rotor Replacement (J95) Disconnect the front wheel speed sensor electrical connector and detach the sensor retainers from the steering knuckle. Front Wheel Speed Sensor Replacement (Without 9C1)Front Wheel Speed Sensor Replacement (With 9C1)
1	Front Wheel Hub and Bearing Assembly Bolt (Qty: 4) CAUTION: Refer to Fastener Caution . Tighten 180 N.m (133 lb ft) NOTE: Vehicles equipped with aluminum steering knuckles come equipped with hardened steel washers located between the steering knuckle and the front wheel hub and bearing assembly bolts. The hardened steel washers MUST be reinstalled or the fastener tightening measurement may be inaccurate.
2	Front Wheel Hub and Bearing Assembly Procedure Remove the O-ring seal from the steering knuckle bore. Clean and inspect the O-ring seal and replace the seal if the following conditions exist: nicks, cuts, dry or brittle, compression set. Lubricate the steering knuckle bore with wheel bearing grease or equivalent before reinstalling the front wheel hub and bearing assembly. Repeat the lubrication any time the assembly is removed. NOTE: The NEW front wheel hub and bearing assembly comes with a NEW front wheel speed sensor already installed.

Callout

Component Name

Preliminary Procedures

Front Wheel Hub and Bearing Assembly Bolt (Qty: 4)

CAUTION:

Tighten
180 N.m (133 lb ft)

NOTE:

Vehicles equipped with aluminum steering knuckles come equipped with hardened steel washers located between the steering knuckle and the front wheel hub and bearing assembly bolts.
The hardened steel washers MUST be reinstalled or the fastener tightening measurement may be inaccurate.

Front Wheel Hub and Bearing Assembly

Procedure

Remove the O-ring seal from the steering knuckle bore.
Clean and inspect the O-ring seal and replace the seal if the following conditions exist: nicks, cuts, dry or brittle, compression set.
Lubricate the steering knuckle bore with wheel bearing grease or equivalent before reinstalling the front wheel hub and bearing assembly. Repeat the lubrication any time the assembly is removed.

NOTE:

The NEW front wheel hub and bearing assembly comes with a NEW front wheel speed sensor already installed.