GM Service Manual Online
For 1990-2009 cars only

Reservoir Support Replacement Front Axle

Removal Procedure

  1. Apply the parking brake.
  2. Block the wheels.
  3. Remove the reservoir. Refer to Reservoir Replacement .

  4. Object Number: 201789  Size: SH
  5. Remove the reservoir support bolts and the washers.
  6. Remove the reservoir supports.

Installation Procedure


    Object Number: 201789  Size: SH

    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.

  1. Install the reservoir supports.
  2. Tighten
    Tighten the front axle service reservoir support bolts to 67 N·m (49 lb ft).

  3. Install the reservoirs. Refer to Reservoir Replacement .

Reservoir Support Replacement Primary Air Brake

Removal Procedure

  1. Apply the parking brake.
  2. Block the wheels.
  3. Remove the reservoir. Refer to Reservoir Replacement .

  4. Object Number: 201794  Size: SH
  5. Remove the reservoir support bolts and the washers.
  6. Remove the reservoir supports.

Installation Procedure


    Object Number: 201794  Size: SH

    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.

  1. Install the reservoir supports.
  2. Tighten
    Tighten the primary air brake supply support bolts to 67 N·m (49 lb ft).

  3. Install the reservoirs. Refer to Reservoir Replacement .

Reservoir Support Replacement Rear Axle

Removal Procedure

  1. Apply the parking brake.
  2. Block the wheels.
  3. Remove the reservoir. Refer to Reservoir Replacement .

  4. Object Number: 201622  Size: SH
  5. Remove the reservoir support bolts and the washers.
  6. Remove the reservoir supports.

Installation Procedure


    Object Number: 201622  Size: SH

    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.

  1. Install the reservoir supports.
  2. Tighten
    Tighten the rear axle service reservoir support bolts (tractor) to 67 N·m (49 lb ft).

  3. Install the reservoirs.