Cadillac Brougham Turn Signal Bulb Size

The Cadillac Brougham front turn signal uses 2057NA or 1157 bulb sizes, while the rear turn signal requires 3057 or 2057 bulb sizes. The replacement chart covers 1987 through 1992 production years with corresponding bulb size specifications.

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

Front Turn Signal

YearsUS TypeEU TypeShop
1990-19922057NAP21/5WCheck Price
1987-19891157P21/5WCheck Price

Rear Turn Signal

YearsBulb TypeShop
1990-19923057Check Price
1987-19892057Check Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Brighter variant of 1157. 12V, 26.9W/8W.2057NACheck Price
ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W.P21/5WCheck Price
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W.1157Check Price
ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W.3057Check Price
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W.2057Check Price

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