GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise and suitably support the vehicle with safety stands. Refer to Lifting and Jacking the Vehicle .
  2. Support the engine using suitable safety stands.
  3. Disconnect any engine harness clips or line routing on the engine mount .

  4. Object Number: 816298  Size: SH
  5. Remove the engine mount bracket to engine mount bolts.
  6. Use a suitable engine hoist to lift weight off the engine mounts.

  7. Object Number: 905626  Size: SH
  8. Remove the engine mount bracket.
  9. Remove the engine mount bolts  (1, 3, 4).
  10. Remove the engine mounts and spacer  (2).

Installation Procedure


    Object Number: 905626  Size: SH
  1. Install the engine mounts and spacer (2).
  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.

  3. Install the engine mount bolts in the following order.
  4. 2.1. Loose assemble bracket to engine with 3 bolts and the spacer.
    2.2. Finger tighten the two side position bolts (3, 4).
    2.3. Tighten the front facing bolt (1) with spacer (2) first.
    2.4. Torque the M14 engine mount bolts.

    Tighten
    Tighten the M14 engine mount bolts to 160 N·m (118 lb ft).

    2.5. Tighten the side facing bolt (3, 4) next.
    2.6. Torque the M12 engine mount bolts.

    Tighten
    Tighten the M12 engine mount bolts to 100 N·m (74 lb ft).

  5. Install the engine mount bracket to the engine mount.
  6. Lower the engine onto the engine mounts.

  7. Object Number: 816298  Size: SH
  8. Install the engine mount bracket to engine mount bolts.
  9. Tighten
    Tighten the engine mount bracket to engine mount bolts to 240 N·m (178 lb ft).

  10. Connect any engine harness clips or line routing on the engine mount.
  11. Remove safety stands and lower the vehicle.