Pontiac Bonneville Parking Brake Indicator Bulb Size

The Pontiac Bonneville parking brake indicator utilizes bulb sizes 74, 158, 194, 194NA, 1895, 257, and 57 depending on the specific vehicle build. Available data for the specified components covers the range from 1958 to 1992.

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 Size
199274
1991158
1989-199074
1988158
198774
1983-1986194
1982194NA
1972-1981194
19711895
1967-1970194
1964-19661895
1962-1963257
1960257
195957
1958257

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W.74
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W.158
ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W.194
ANSI standard (US & Canada). Miniature wedge bulb (T10), natural amber glass. 12V, 3.78W.194NA
ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 0.9W.1895
ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W.257
ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W.57

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