GMC C3500HD Engine Compartment Light Bulb Size

The GMC C3500HD engine compartment light requires a 1156, 93, or 5008 bulb size for proper illumination in the engine bay. The replacement chart covers vehicle production spanning 1991 to 2002, detailing bulb specifications across this 12-year period.

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

If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.

YearsUS TypeEU TypeShop
2001-20021156P21WCheck Price
1998-20009393Check Price
1996-199750085008Check Price
1991-19959393Check Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W.1156Check Price
ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W.P21WCheck Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W.93Check Price
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V.5008Check Price

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