GM Service Manual Online
For 1990-2009 cars only

Engine Mount Strut Bracket Replacement Right Side

Removal Procedure


    Object Number: 54655  Size: SH
  1. Remove the engine mount strut from the right bracket. Refer to Engine Mount Strut Replacement .
  2. Remove the horizontal bolts/screws through the air conditioning compressor (if equipped) and the bracket from the block. Refer to SECTION 1B.
  3. Remove the vertical bolt from the right bracket.
  4. Remove the right bracket.

Installation Procedure


    Object Number: 54655  Size: SH
  1. Position the right engine mount strut bracket over the pin locator.
  2. Install the vertical bolt through the bracket to the head.
  3. Tighten
    Tighten the bolt to 50 N·m (37 lb ft).

    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.

  4. Install the horizontal bolts through the air conditioning compressor (if equipped) and the bracket to the block. Refer to SECTION 1B.
  5. Tighten
    Tighten the bolts to 50 N·m (37 lb ft).

  6. Install the right engine mount strut to the bracket. Refer to Engine Mount Strut Replacement .

Engine Mount Strut Bracket Replacement Left Side

Removal Procedure


    Object Number: 54307  Size: SH
  1. Remove the strut from the left engine mount strut bracket. Refer to Engine Mount Strut Replacement .
  2. Remove the bolts from the left engine mount strut bracket to the head.
  3. Remove the left engine mount strut bracket.

Installation Procedure


    Object Number: 54307  Size: SH
  1. Install the left engine mount strut bracket.
  2. Install the bolts through the bracket to the head.
  3. Tighten
    Tighten the bolts to 70 N·m (52 lb ft).

    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.

  4. Install the strut to the left engine mount strut bracket. Refer to Engine Mount Strut Replacement .

Engine Mount Strut Bracket Replacement Upper Radiator Support

Removal Procedure

  1. Remove the engine mount strut from the bracket. Refer to Engine Mount Strut Replacement .

  2. Object Number: 57748  Size: SH
  3. Remove the horizontal bolt from the engine mount strut bracket.
  4. Remove the vertical bolts from the engine mount strut bracket.
  5. Remove the engine mount strut bracket from the upper radiator support.

Installation Procedure


    Object Number: 57748  Size: SH
  1. Position the engine mount strut bracket over the upper radiator support. Ensure that the bracket and the strut are aligned to the proper holes of the upper radiator support.
  2. Install the vertical bolts to the engine mount strut bracket.
  3. Tighten
    Tighten the bolts to 28 N·m (21 lb ft). Refer to

    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.

    .

  4. Install the horizontal bolt to the engine mount strut bracket.
  5. Tighten
    Tighten the bolt to 28 N·m (21 lb ft).

  6. Install the engine mount strut to the bracket. Refer to Engine Mount Strut Replacement .