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HOMESERVICE MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 371 (LIGHTING SYSTEMS)REPAIR INSTRUCTIONSFOG LAMP BULB REPLACEMENT - FRONT (LUXURY Y91)REPLACEMENT PROCEDURE
1999 GMC Forward Control 5.7 R, Automatic

Replacement Procedure

1999 GMC Forward Control 5.7 R, AutomaticSECTION Replacement Procedure
WARNING: This page is about a different car, the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
  • 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. 
  1. Disconnect the electrical connector (2) from the back of the fog lamp bulb (1).
    2. Fig 1: Disconnecting Electrical Connector
    G01736213Courtesy of GENERAL MOTORS CORP.
  2. Remove the fog lamp bulb (2) from the lamp housing (1) by turning counterclockwise 45 degrees.
    Fig 2: Removing Fog Lamp Bulb From Lamp Housing
    G01736214Courtesy of GENERAL MOTORS CORP.
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.