GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 816267  Size: SH
  1. Raise and suitably support the vehicle with safety stands. Refer to Lifting and Jacking the Vehicle .
  2. Remove engine cover to gain access to rear mounts. Refer to Engine Cover Replacement .
  3. Support the transmission with safety stands.
  4. Remove the transmission mount bracket to transmission mount bolt/nuts.
  5. Raise the transmission mount bracket off of the transmission to clear the studs.

  6. Object Number: 816310  Size: SH
  7. If the transmission mount studs attach to the body mount support the body so it does not drop.
  8. Remove the transmission mount bolts/nuts.

  9. Object Number: 816282  Size: SH
  10. Remove the transmission mount .

Installation Procedure


    Object Number: 816282  Size: SH
  1. Install the transmission mount.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 816310  Size: SH
  3. Install the transmission mount nuts and bolts.
  4. Tighten
    Tighten the transmission mount nuts/bolts to 160 N·m (118 lb ft).

  5. Remove body support if used.
  6. Lower the transmission mount brackets onto the transmission mount.

  7. Object Number: 816267  Size: SH
  8. Install the transmission mount bracket to transmission mount bolts/nuts.
  9. Tighten
    Tighten the transmission mount bracket to transmission mount bolts/nuts 195 N·m (144 lb ft).

  10. Remove the safety stands from the transmission.
  11. Install engine cover. Refer to Engine Cover Replacement .
  12. Lower the vehicle.