Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Removal Procedure
2004 Oldsmobile Bravada AWDSECTION Removal Procedure
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Drain the engine coolant. Refer to DRAINING AND FILLING COOLING SYSTEM in Engine Cooling.
- Recover the refrigerant. Refer to Refrigerant Recovery and Recharging .
- Remove the instrument panel (I/P) carrier. Refer to INSTRUMENT PANEL (I/P) CARRIER REPLACEMENT in Instrument Panel, Gages and Console.
- Reposition the heater hose clamps using J 43181 . See Special Tools and Equipment .
- Disconnect the heater hoses from the heater core.
- Remove the retaining nut (3) from the accumulator (6) at the evaporator (1).
- Disconnect the accumulator (6) from the evaporator (1).
- Disconnect the evaporator tube (4) from the evaporator (1).
- Disconnect all of the electrical connectors to the HVAC module assembly.
- Remove the HVAC module assembly.
RENDER: 1.0x
NO RELATED
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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.