GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2001 🢒 Sunfire 🢒 General Information 🢒 Vibration Diagnosis and Correction 🢒 Transmission Rear Mount Replacement

Inspection Procedure
  1. Pull up and down on the transaxle case while observing the rear transaxle mount.
  2. Replace a mount when the following conditions occur:
  3. The rubber separates from the metal case

    4. 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. If movement occurs between the metal plate of the mount and its attaching point, tighten the mount bolts.

    5. Tighten
    Tighten the bolts to 75 N·m (55 lb ft).

Removal Procedure

    Object Number: 626463 Size: SH
  1. Loosen but do not remove the rear transaxle mount bolts.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

    3. Object Number: 414963 Size: SH
  3. Use the following items in order to support the transaxle:
    4. • A wood block
    • A jack stand

    Object Number: 104489 Size: SH
  4. Remove the rear transaxle mount through-bolt.

    5. Object Number: 626463 Size: SH
  5. Remove the rear transaxle mount bolts.
  6. Remove the rear transaxle mount.

Installation Procedure

    Object Number: 626463 Size: SH
  1. Position the rear transaxle.
  2. Start the rear transaxle mount bolts.

    3. 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 transaxle mount through-bolt.

    4. Tighten
    Tighten the bolt to 75 N·m (55 lb ft).

  4. Remove the following items from under the transaxle:
    5. • The wood block
    • The jack stand
  5. Lower the vehicle.
  6. Install the rear bolts.

    7. Tighten
    Tighten the bolts to 75 N·m (55 lb ft).