Buick Regal Brake Bulb Size

The Buick Regal brake light utilizes 3157, 3057, 2458, 2057, and 1157 bulb sizes depending on the specific production period. Available data for the lighting components spans from 1973 through 2013.

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

Brake

YearsBulb Size
2011-20133157
1997-20043057
19903157
1988-19893057
1983-19872057
1973-19821157

Center High Mount Stop Light

YearsBulb Size
2000-2004921
1999P21W
19981141
1997P21W
19903155
19892355
19883155
1987P21W
1986906

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W.3157
ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W.3057
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W.2057
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W.1157
ANSI standard (US & Canada). Wedge bulb (T15). 12V, 16W.921
ECE standard (Europe & worldwide). Single-filament signalling bulb with BA15s bayonet base. 12V, 21W.P21W
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W.1141
ANSI standard (US & Canada). Single-filament wedge bulb (T25). 12V, 27W.3155
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V.2355
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 8W.906

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