GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 1999 🢒 Firebird 🢒 Engine 🢒 Engine Electrical 🢒 Transmission Support and Mount Assembly Replacement

Removal Procedure

    Object Number: 441398 Size: SH
  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Support the vehicle with safety stands.
  3. Support the transmission with a transmission stand.
  4. Remove the transmission mount nut (2).

    5. Object Number: 441395 Size: SH
  5. Remove the transmission support bolts (2).
  6. Remove the transmission support (1).

    7. Object Number: 33323 Size: SH
  7. Remove the transmission mount bolts.
  8. Remove the transmission mount.

Installation Procedure

    Object Number: 33323 Size: SH
  1. Install the transmission mount.
  2. Install the transmission mount bolts

    3. Tighten
    Tighten the transmission mount bolts to 48 N·m (36 lb ft).


    Object Number: 441395 Size: SH
  3. Install the transmission support (1).
  4. Install the transmission support bolts (2).

    5. Tighten
    Tighten the transmission support bolts (2) to 57 N·m (43 lb ft).


    Object Number: 441398 Size: SH
  5. Install the transmission mount nut (2).

    6. Tighten
    Tighten the transmission mount nut (2) to 57 N·m (43 lb ft).

  6. Remove the support from the transmission.
  7. Remove the vehicle safety stands.
  8. Lower the vehicle.