Removal Procedure
- Raise and support the vehicle. Refer to
Lifting and Jacking the Vehicle
in General Information.
- Remove the fuel tank shield. Refer to
Fuel Tank Shield Replacement
.
- If vehicle is a short wheel base (TrailBlazer, Envoy, Bravada, Rainier),
remove the evaporative emission (EVAP) canister from its mounting bracket. Do not
disconnect the canister lines. Refer to
Evaporative Emission Canister Replacement
in Engine Controls.
- Support the transmission with a transmission jack.
- Remove
the transmission mount to the transmission support retaining nuts.
- Remove the lower transmission support to
the frame mounting bolts.
- Remove the upper transmission support to
the frame mounting bolts.
- Remove the transmission support from the frame.
Installation Procedure
- Install the transmission support to the
frame.
Notice: Refer to Fastener Notice in the Preface section.
- Install the upper transmission support to the frame mounting bolts.
Tighten
Tighten the upper transmission support to the frame
mounting bolts to 80 N·m (59 lb ft).
- Install the lower transmission support to
the frame mounting bolts.
Tighten
Tighten the bolts to 50 N·m (37 lb ft).
- Lower the transmission onto the transmission support.
- Install
the transmission mount to the transmission support retaining nuts.
Tighten
Tighten the transmission mount to the transmission
support retaining nuts to 46 N·m (35 lb ft).
- If vehicle is a short wheel base (TrailBlazer, Envoy, Bravada, Rainier),
install the evaporative emission (EVAP) canister. Refer to
Evaporative Emission Canister Replacement
in Engine Controls.
- Install the fuel tank shield. Refer to
Fuel Tank Shield Replacement
.
- Lower the vehicle.