Rear Wheel Bearing and Hub Replacement — Drum Brake
Special Tools
EN 45059 Torque Angle Sensor Kit
For equivalent regional tools, refer to Special Tools .
Removal Procedure
- Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
- Remove the tyre and wheel assembly. Refer to Tyre and Wheel Removal and Installation .
- Remove the brake drum. Refer to Brake Drum Replacement .
- Remove the plug from the drum brake actuator access hole in the backing plate. Using the access hole, install a heavy mechanics wire (1) in order to support the brake backing plate.
- Remove the wheel speed sensor bolt (1).
- Remove the wheel speed sensor (2).
- Remove and DISCARD the wheel bearing/hub mounting bolts (1).
- Remove the wheel bearing/hub assembly (1) from the rear axle assembly and brake backing plate.
Installation Procedure
- Install the wheel bearing/hub assembly (1) to the brake backing plate and the rear axle assembly.
Caution: Refer to Fastener Caution in the Preface section.
Caution: Refer to Torque-to-Yield Fastener Caution in the Preface section.
Note: Tighten the bolts evenly, in a cross-pattern.
- Install the NEW wheel bearing/hub mounting bolts (1) and tighten to 50 N·m (37 lb ft) + 40° , using the EN 45059 kit.
Tighten the bolts evenly, in a cross-pattern.
- Install the wheel speed sensor (2).
- Install the wheel speed sensor bolt (1) and tighten to 6 N·m (54 lb in).
- Remove the mechanical wire (1) supporting the brake backing plate.
- Install the plug to the drum brake actuator access hole in the backing plate.
- Install the brake drum. Refer to Brake Drum Replacement .
- Install the tyre and wheel assembly. Refer to Tyre and Wheel Removal and Installation .
- Remove the support and lower the vehicle.
© Copyright Chevrolet. All rights reserved |