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.
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HOMESERVICE MANUALSCHEVROLET2004MONTE CARLO V6-3.8L VIN KREPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - HVACCONTROL MODULE HVACSERVICE AND REPAIR
2004 Chevrolet Monte Carlo V6-3.8L VIN K
Control Module HVAC: Service and Repair
2004 Chevrolet Monte Carlo V6-3.8L VIN KSECTION Service and Repair
BLOWER CONTROL MODULE REPLACEMENT
REMOVAL PROCEDURE
1. Remove the right side instrument panel insulator.
2. Disconnect the electrical connector from the blower control module.
3. Remove the two heat stakes from the blower control module using a small chisel.
4. Remove the blower control module.
INSTALLATION PROCEDURE
1. Install the blower control module.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the two new screws in the pre drilled holes to the side of the heat stakes in the blower control module and HVAC module assembly.
Tighten
Tighten the screws to 1.5 N.m (13 lb in).
3. Connect the electrical connector to the blower control module.
4. Install the right side instrument panel insulator.
REMOVAL PROCEDURE
1. Remove the right side instrument panel insulator.
2. Disconnect the electrical connector from the blower control module.
3. Remove the two heat stakes from the blower control module using a small chisel.
4. Remove the blower control module.
INSTALLATION PROCEDURE
1. Install the blower control module.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the two new screws in the pre drilled holes to the side of the heat stakes in the blower control module and HVAC module assembly.
Tighten
Tighten the screws to 1.5 N.m (13 lb in).
3. Connect the electrical connector to the blower control module.
4. Install the right side instrument panel insulator.
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.