Oldsmobile 98 Turn Signal Bulb Size

The Oldsmobile 98 front turn signal bulb size includes 2057NA, 1034NA, and 1157NA options, while rear turn signal bulb size encompasses 3057, 2057, and 1157 specifications. The replacement chart covers vehicle production years spanning 1950 through 1996 with corresponding bulb size data.

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
1985-19962057NA
1982-19841034NA
1980-19811157NA
19791034NA
1974-19781157NA
1972-19731034NA
1967-19711157NA
19661034NA
1964-19651157
1953-19631034
1950-19521154

Rear Turn Signal

YearsBulb Size
1993-19963057
19922057
19913057
19901157
1987-19892057
1982-19861157
19811157NA
1964-19801157
1953-19631034
1950-19521154

Bulb Specifications

Description Bulb Size
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, 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). 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

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