Installation Procedure

2004 Oldsmobile Bravada AWDSECTION Installation Procedure
WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the transmission support to the frame.
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the upper transmission support to the frame mounting bolts.

    Tighten 

    Tighten the upper transmission support to the frame mounting bolts to 50 N.m (37 lb.ft).

    Fig 1: Tightening Upper Transmission Support To Frame Mounting Bolts
    G03571222Courtesy of GENERAL MOTORS CORP.
  3. Install the lower transmission support to the frame mounting bolts.

    Tighten 

    Tighten the bolts to 46 N.m (35 lb.ft).

  4. Lower the transmission onto the transmission support.
  5. Fig 2: Installing Lower Transmission Support To Frame Mounting Bolts
    G03571223Courtesy of GENERAL MOTORS CORP.
  6. 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).

  7. Install the evaporative emission (EVAP) canister. Refer to Evaporative Emission (EVAP) Canister Replacement (TrailBlazer, Envoy, Bravada) or Evaporative Emission (EVAP) Canister Replacement (TrailBlazer EXT, Envoy XL)  in Engine Controls.
  8. Install the fuel tank shield. Refer to FUEL TANK SHIELD REPLACEMENT (TRAILBLAZER, ENVOY)  or FUEL TANK SHIELD REPLACEMENT (TRAILBLAZER EXT, ENVOY XL)  .
  9. Lower the vehicle.
    Fig 3: Installing Transmission Mount To Transmission Support Retaining Nuts
    G03571224Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.