Pontiac Bonneville Turn Signal Bulb Size

Pontiac Bonneville front and rear turn signal bulbs utilize sizes 3157, 3157NA, 2057NA, 3057, 3357, and 1156 depending on generation and position. The replacement chart covers 47 years of vehicle production data from 1957 through 2003.

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
2000-20033157
1996-19993157NA
1992-19952057NA
1987-19912057
1983-19862057NA
19821157NA
1980-19811034NA
19791157NA
19781034NA
1976-19771157NA
1974-19751034NA
19731157
1971-19721034NA
1965-19701157NA
1963-19641034NA
1957-19621034

Rear Turn Signal

YearsBulb Size
1998-20033057
19973357
1992-19961156
1983-19912057
1964-19821157
1957-19631034

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), natural amber glass. 12V, 27W/7W.3157NA
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Brighter variant of 1157. 12V, 26.9W/8W.2057NA
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, natural amber glass. 12V, 21W/5W.1157NA
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. 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 wedge bulb (T25). 12V, 27W/7W.3057
ANSI standard (US & Canada). Single-filament wedge bulb (T25). 12V, 27W.3357
ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W.1156

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