Chevrolet Impala Map Light Bulb Size

The Chevrolet Impala map light utilizes specific bulb sizes 578, 192, 1004, and 562 depending on the specific production period. Available data covers the range from 1962 through 2013.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Bulb Size by Year Range

YearsBulb TypeShop
2006-2013578Check Price
2000-2005192Check Price
1994-1996192Check Price
1982-19851004Check Price
19781004Check Price
1962-1970562Check Price

Bulb Specifications

Description Type Shop
ANSI standard (US & Canada). Festoon bulb, 41mm length, end-cap contacts. 12V, 12W.578Check Price
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W.192Check Price
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W.1004Check Price
ANSI standard (US & Canada). Festoon bulb, 44mm length, end-cap contacts. 12V, 12W.562Check Price

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