Buick Special Turn Signal Bulb Size

Buick Special front and rear turn signal bulbs utilize sizes 1034NA, 1157NA, 1157, 1034, and 1073 depending on location and model variation. The replacement chart covers 1950 through 1969 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

YearsBulb Size
1968-19691034NA
1965-19671157NA
19641157
1961-19631034
1954-19581034
1950-19531154

Rear Turn Signal

YearsBulb Size
1964-19691157
1961-19631034
19581034
1954-19571073
1950-19531129

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Variant of 1157. 12V, 21/5W.1034NA
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 21W/5W.1157NA
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W.1157
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W.1034
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Older variant of 1157. 6V/12V.1154
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. Lower wattage variant of 1156. 12V, 13W.1073
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W.1129

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