GMC C3500 Engine Compartment Light Bulb Size

The GMC C3500 engine compartment light uses 3 distinct bulb sizes: 1156, 93, and 5008. The replacement chart covers vehicle production from 1985 to 2000.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Bulb Size by Year Range

YearsBulb Size
1999-20001156
199893
1995-19975008
1994232
19935008
1990-19921156
19861156
198593

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W.1156
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W.93
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V.5008
ANSI standard (US & Canada). Festoon bulb with SV8.5 base. 12V, 3W.232

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