2003 Chevrolet Avalanche 2500 Headlight Bulb Size
By clicking the link you will be redirected to Amazon. The aftermarket bulbs & headlights below may improve the illumination of your vehicle and make it stand out from the crowd.
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Headlight Bulb Low Beam - 9006
Headlight Bulb High Beam(with halogen headlights) - 9005
Fog Light Bulb Front(with halogen headlights) - 9145 LED
Fog Light Bulb Front(with halogen infra-red headlamp) - 881
License Plate Light Bulb - 194
Tail Light Bulb - 3157R
Turn Signal Light Bulb Rear - 3157A
Roof Marker Light Bulb - 194
Glove Box Light Bulb - 194
Trunk or Cargo Area Light - 578
Dome Light Bulb - 578
Map Light Bulb - 578
Interior Door Light Bulb - 168
Door Mirror Illumination Light Bulb - 578
Courtesy Light Bulb - 2721
The 2003 Chevrolet Avalanche 2500 bulb size chart specifies the recommended lamp part numbers and types for all positions of its electrical system, like headlights, fog lights, brake lights, side markers, etc. If you want to upgrade the headlights, the aftermarket bulb you select has to be the exact size your 2003 Chevrolet Avalanche 2500 requires to fit into the housing and match the wattage and voltage specifications. Pay special attention to the marking and make sure the bulb is “DOT” compliant to avoid legal issues.