Pontiac Bonneville Instrument Panel Bulb Size
The Pontiac Bonneville instrument panel bulb size chart specifies 3 distinct bulb sizes: PC168, PC161, and 168 for dashboard illumination across multiple generations. The replacement chart documents vehicle production years spanning 1957 to 1999 with corresponding bulb specifications.
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
| Years | Bulb Size |
|---|---|
| 1997-1999 | PC168 |
| 1992-1996 | PC161 |
| 1991 | 168 |
| 1989-1990 | 74 |
| 1988 | 168 |
| 1987 | 74 |
| 1986 | 194 |
| 1985 | 168 |
| 1983-1984 | 161 |
| 1981-1982 | 194 |
| 1980 | 168 |
| 1979 | 194 |
| 1978 | 168 |
| 1977 | 73 |
| 1973-1976 | 194 |
| 1971-1972 | 1445 |
| 1970 | 194 |
| 1969 | 1891 |
| 1968 | 194 |
| 1967 | 1891 |
| 1963-1966 | 1895 |
| 1962 | 57 |
| 1961 | 1816 |
| 1960 | 57 |
| 1959 | 257 |
| 1958 | 57 |
| 1957 | 53 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10) with printed circuit board twist-lock socket, for instrument clusters. 12V. | PC168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10) with printed circuit board twist-lock socket, for instrument clusters. 12V. | PC161 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W. | 74 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 1W. | 161 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W. | 73 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 1445 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 1891 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 0.9W. | 1895 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 |
| ANSI standard (US & Canada). Miniature wedge bulb (T3.25). 12V, 4W. | 1816 |
| ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 53 |