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HOMESERVICE MANUALSCHEVROLET2002AVALANCHE 2500, RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1088 (LIGHTING SYSTEMS)REPAIR INSTRUCTIONSHEADLAMP CONTROL MODULE REPLACEMENTREMOVAL PROCEDURE
2002 Chevrolet Avalanche 2500, RWD

Removal Procedure

2002 Chevrolet Avalanche 2500, RWDSECTION Removal Procedure
WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the passenger side front floor kick up panel cover to access the instrument panel (IP) electrical center.
    Fig 1: Passenger Side Front Floor Kick Up Panel Cover
    G01453241Courtesy of GENERAL MOTORS CORP.
  2. Remove the headlamp circuit breaker from the IP electrical center.
  3. Open the hood.
    Fig 2: Removing Headlamp Circuit Breaker From IP Electrical Center
    G01453242Courtesy of GENERAL MOTORS CORP.
  4. Raise the RH headlamp manually.
  5. Turn the headlamp motor/actuator manual control knob counterclockwise to raise the headlamp.
  6. Disconnect the RH headlamp wiring harness electrical connector from the forward lamp wiring harness.
    Fig 3: Disconnecting RH Headlamp Wiring Harness Electrical Connector
    G01453243Courtesy of GENERAL MOTORS CORP.
  7. Raise and suitably support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE in General Information.
  8. Remove the front fascia lower closeout panel. Refer to CLOSE OUT PANEL - FRONT BUMPER FASCIA LOWER in Bumpers.
  9. Release the brake caliper cooling duct from the front fascia and reposition the duct.
    Fig 4: Releasing Brake Caliper Cooling Duct From Front Fascia
    G01453244Courtesy of GENERAL MOTORS CORP.
  10. Disconnect the electrical connectors from the headlamp control module.
    Fig 5: Disconnecting Electrical Connectors From Headlamp Control Module
    G01453245Courtesy of GENERAL MOTORS CORP.
  11. Remove the nuts mounting the module to the headlamp bracket.
  12. Remove the module from the vehicle.
    Fig 6: Removing Module From Vehicle
    G01453246Courtesy 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.