GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Oldsmobile 🢒 1998 🢒 Cutlass 🢒 Suspension 🢒 Rear Suspension 🢒 Support Replacement

Removal Procedure
  1. Raise the vehicle and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and the wheel. Refer to Wheel Removal in Tires and Wheels.
  3. Remove the parking brake cables from the suspension support.

    4. Object Number: 175767 Size: SH
  4. Remove the stabilizer shaft from the support. Refer to Stabilizer Shaft Replacement .
  5. Disconnect the electrical connections from the wheel speed sensors.
  6. Remove the ABS electrical harness from the lateral links.
  7. Remove the lateral links. Refer to Rear Lateral Links and Trailing Arms Replacement .
  8. Remove the bolt from the vapor canister.
  9. Remove the wheel speed sensor wiring harness from the rear support.

    10. Object Number: 175763 Size: SH

    Important: Support the rear suspension support with jack stands before removing the mounting bolts.

  10. Remove the rear suspension mounting bolts (5, 8, 10 and 11).
  11. Remove the rear suspension support (7).

Installation Procedure

    Object Number: 175763 Size: SH
  1. Position the rear suspension support (7) on the vehicle.

    2. 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.

  2. Install the rear suspension support mounting bolts (5, 8, 10 and 11).

    3. Tighten
    Tighten the suspension support mounting bolts to 120 N·m (89 lb ft).

  3. Install the wheel speed sensor wiring harness to the rear support.
  4. Install the bolt to the vapor canister.
  5. Install the lateral links. Refer to Rear Lateral Links and Trailing Arms Replacement .
  6. Install the ABS electrical harness to the lateral links.
  7. Connect the electrical connectors to the wheel speed sensors.
  8. Install the stabilizer shaft. Refer to Stabilizer Shaft Replacement .
  9. Install the parking brake cables to the rear support.
  10. Install the tire and wheel assemblies. Refer to Wheel Installation in Tires and Wheels.
  11. Lower the vehicle.
  12. Measure the rear wheel alignment. Refer to Wheel Alignment Measurement in Wheel Alignment.