GM Service Manual Online
For 1990-2009 cars only

Transmission Mount Replacement LHD

Removal Procedure

    Caution: Refer to Safety Glasses Caution in the Preface section.

    Caution: Refer to Vehicle Lifting Caution in the Preface section.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Important: The engine mounts must NOT bend or deflect from the vertical position, damage to the mount will occur.

  3. Support the transmission with a transmission jack.
  4. Important: Before removing the transmission support bracket, scribe or mark the location of the support bracket to the frame rails.


    Object Number: 1365694  Size: SH
  5. Remove the retaining nuts (3) that secures the mount (1) to the transmission support  (4).
  6. Remove the retaining bolts (2) that secure the transmission support  (4) to the vehicle.
  7. Remove the transmission support  (4) from the vehicle.
  8. Remove the retaining bolts (5) and retaining nuts (6) that secure the mount (1) to the transmission.
  9. Remove the mount (1) from the transmission.

Installation Procedure

    Important: The engine mounts must NOT bend or deflect from the vertical position, damage to the mount will occur.


    Object Number: 1365694  Size: SH
  1. Install the mount to the transmission (1).
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the retaining bolts (5) that secure the mount  (4) to the transmission.
  4. Tighten
    Tighten the retaining bolts to 58 N·m (43 lb ft).

  5. Install the retaining nuts (6) that secure the mount (4) to the transmission.
  6. Tighten
    Tighten the retaining nuts to 25 N·m (18 lb ft).

    Important: Align the transmission support bracket marks to the frame rail marks.

  7. Install the transmission support (4) to the vehicle.
  8. Install the retaining bolts that secure the transmission support (4) to the vehicle.
  9. Tighten
    Tighten the retaining bolts to 58 N·m (43 lb ft).

  10. Install the retaining nut (3) that secures the mount (4) to the transmission support.
  11. Tighten
    Tighten the retaining nut to 25 N·m (18 lb ft).

  12. Remove the transmission jack.
  13. Lower the vehicle.