Removal Procedure
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
- Raise and support the rear axle at the designed D-height. Refer to Trim Height Specifications .
- If equipped with air suspension, depressurize the air suspension system. Refer to Air Suspension Depressurization .
- Remove the rear axle brace and rear axle tie rod to the rear axle mounting bolt.
- Remove the rear axle brace to frame mounting nut.
- Remove the rear axle brace from the vehicle.
Important: When disconnecting the rear axle tie rod, the air suspension system must be depressurized or the body may shift during the repair.
Installation Procedure
- Install the rear axle brace to the vehicle.
- Install the rear axle brace to frame mounting nut.
- Install the rear axle brace and rear axle tie rod to the rear axle mounting bolt.
- Remove the rear axle support.
- Lower the vehicle.
Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
Tighten
Tighten the rear axle brace to frame mounting nut to 95 N·m (70 lb ft).
Tighten
Tighten the rear axle brace and rear axle tie rod to the rear axle mounting bolt to 190 N·m (140 lb ft).
