GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1998 🢒 Firebird 🢒 Body and Accessories 🢒 Frame and Underbody 🢒 Transmission Support Replacement

Removal Procedure
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Support the transmission using a transmission jack.

    3. Object Number: 208583 Size: SH
  3. Remove the transmission mount nut.

    4. Object Number: 208587 Size: SH
  4. Remove the transmission support bolts.
  5. Remove the transmission support.

Installation Procedure

    Object Number: 208587 Size: SH
  1. Install the transmission support.
  2. Install the transmission support bolts.

    3. Tighten
    Tighten the transmission support bolts to 90 N·m (66 lb ft).


    Object Number: 208583 Size: SH
  3. Install the transmission mount nut.

    4. Tighten
    Tighten the transmission mount nut to 57 N·m (42 lb ft).

  4. Remove the transmission support jack.
  5. Lower the vehicle.