Cadillac Eldorado Turn Signal Bulb Size

Cadillac Eldorado front and rear turn signal bulbs utilize sizes 4157NA, 2357NA, 2057NA, 2057, 3057, and 1157 depending on generation and position. The replacement chart covers 50 years of vehicle production data spanning 1953 through 2002.

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
2000-20024157NA
1992-19992357NA
1984-19912057NA
19832057
19821157
19811034NA
1978-19801157
19771157NA
1975-19761034NA
1973-19741157NA
19721034NA
1969-19711157NA
19681034NA
19671157NA
1965-19661034NA
19641157
1953-19631034

Rear Turn Signal

YearsBulb Size
1992-20022057
1990-19913057
1983-19892057
1969-19821157
1967-19681034NA
19661157NA
19651034NA
19641157
1953-19631034

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W.4157NA
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 26.9W/8W.2357NA
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. 12V, 21W/5W.1157
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. Variant of 1157. 12V, 21/5W.1034
ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W.3057

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