Oldsmobile Silhouette Turn Signal Bulb Size

Oldsmobile Silhouette front turn signal bulbs utilize 5702AK, 4157NA, or 3157 sizes, while rear turn signal bulbs use 2456, 3156, or 2356 sizes. The replacement chart covers 15 years of vehicle production data spanning 1990 through 2004.

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
2003-20045702AK
1997-20024157NA
19963157
1993-19953057
1990-19923057NA

Rear Turn Signal

YearsBulb Size
20042456
2002-20033156
1999-20012456
19982356
19972456
1990-19962057

Bulb Specifications

Description Bulb Size
Sylvania part number for a coated variant of the ANSI 3157 bulb. Dual-filament wedge bulb (T25), amber coating. 12V, 27W/7W.5702AK
ANSI standard (US & Canada). Dual-filament wedge bulb (T25), natural amber glass. 12V, 27W/7W.4157NA
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 wedge bulb (T25), natural amber glass. 12V, 27W/7W.3057NA
ANSI standard (US & Canada). Festoon bulb, specialty application. 12V.2456
ANSI standard (US & Canada). Single-filament wedge bulb (T25). 12V, 27W.3156
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V.2356
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W.2057

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