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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1657 (Lighting Systems) >> Repair Instructions >> Headlamp Bulb Replacement >> Removal Procedure

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.
CAUTION: Halogen bulbs contain gas under pressure. Handling a bulb improperly could cause it to shatter into flying glass fragments. To help avoid personal injury:
  • Turn off the lamp switch and allow the bulb to cool before changing the bulb.
  • Leave the lamp switch OFF until the bulb change is complete.
  • Always wear eye protection when changing a halogen bulb.
  • Handle the bulb only by its base. Avoid touching the glass.
  • Keep dirt and moisture off the bulb.
  • Properly dispose of the used bulb.
  • Keep halogen bulbs out of the reach of children.
NOTE: Avoid touching the bulb or letting the bulb come in contact with anything damp. Oil from your skin or moisture on the bulb can cause the bulb to explode when the bulb is turned on. If either comes in contact with the bulb, clean the bulb with alcohol or a suitable degreaser and wipe the bulb dry.
  1. Open the hood.
  2. Remove the headlamp. Refer to Headlamp Replacement (TrailBlazer)  or Headlamp Replacement (Bravada)  or Headlamp Replacement (Envoy, Envoy XUV) .
  3. Remove the access cover from the rear of the headlamp.
  4. Disconnect the electrical connector from the socket.
  5. Rotate the bulb and socket counter clockwise in order to remove the bulb and socket from the housing.
    Fig 1: Headlamp Socket And Bulb
    GM729431Courtesy of GENERAL MOTORS CORP.
  6. Disconnect the electrical connector from the socket.
  7. Remove the bulb and socket from the headlamp.