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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1630 (Lighting Systems) >> Repair Instructions >> Headlamp Assembly or Headlamp Bulb Replacement (Old Style) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
  • Replace a high beam bulb with another high beam bulb. The high beam bulb has a red gasket.
  • Replace a low beam bulb with another low beam bulb. The low beam bulb has a gray tip and a yellow gasket at the base.
  1. Install the new bulb to the headlamp assembly by twisting the bulb clockwise in order to lock in place.
  2. Connect the electrical connector to the bulb.
  3. Install the headlamp assembly.
    Fig 1: Connecting Headlamp Assembly Electrical Connector
    G01577290Courtesy of GENERAL MOTORS CORP.
  4. Install the headlamp retainer pins.
    Fig 2: Installing Headlamp Retainer Pins
    G01577291Courtesy of GENERAL MOTORS CORP.
  5. Rotate and lock the pins in place.
  6. Inspect the operation.
    Fig 3: Locking Pins In Place
    G01577292Courtesy of GENERAL MOTORS CORP.
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