Installation Procedure
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 Chevrolet Tahoe, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. 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.
- Install the bulbs.
- Install the rubber cup.
- Connect the electrical connector to the lamp assembly.
- Install the lamp assembly to the vehicle.
- Install the headlamp assembly retainer pins.
- Install the front grille. Refer to GRILLE REPLACEMENT (CADILLAC) or GRILLE REPLACEMENT (AVALANCHE) in EXTERIOR TRIM .