GM Service Manual Online
For 1990-2009 cars only

Engine Mount Replacement Front

Removal Procedure

  1. Raise and support the vehicle with suitable safety stands. Refer to Lifting and Jacking the Vehicle in General Information.

  2. Object Number: 374320  Size: SH

    Notice: When raising or supporting the engine for any reason, do not use a jack under the oil pan, any sheet metal, or the crankshaft pulley. Lifting the engine in an unapproved manner may cause component damage.

  3. Using a jack on the square tab (left side shown) at the rear of the engine block, raise the engine. In order to access the square tab on the right side remove the starter. Refer to Starter Motor Replacement in Engine Electrical.
  4. Notice: Raise the engine to allow sufficient clearance. Distributor damage results from interference between the rear of the engine and the dash panel.

  5. Raise the engine only enough to permit removal of the engine mount.
  6. Remove the engine mounting through-bolt and nut.

  7. Object Number: 68945  Size: SH
  8. Remove the engine mount bolts, nuts, and washers.
  9. Remove the engine mount.
  10. Remove the engine mount bracket to engine bolts.
  11. Remove the engine mount bracket.

Installation Procedure


    Object Number: 68945  Size: SH
  1. Install the engine mount assembly.
  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, nuts, and washers.
  4. Tighten
    Tighten the nuts to 41 N·m (30 lb ft).

  5. Install the engine mount bracket.
  6. Install the engine mount bracket to engine bolts.
  7. Tighten
    Tighten the bolts to 47 N·m (35 lb ft).

  8. Install the engine mount through-bolt and nut.
  9. 5.1. Lower the engine until the bolt can be inserted.
    5.2. Install the through-bolt and nut.

    Tighten
    Tighten the nut to 56 N·m (41 lb ft).

  10. Lower the vehicle.