Chevrolet K-Series Pickup Courtesy Bulb Size
Chevrolet K-Series Pickup courtesy bulb sizes include 1003, 74, and 168 specifications for the interior lighting component. The replacement chart covers vehicle production data spanning 1975 to 2000.
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 |
|---|---|
| 2000 | 1003 |
| 1999 | 74 |
| 1998 | 168 |
| 1997 | 1003 |
| 1996 | 168 |
| 1995 | 1003 |
| 1993-1994 | 168 |
| 1988-1991 | 1003 |
| 1986 | 1003 |
| 1985 | 194 |
| 1983-1984 | 1004 |
| 1982 | 1004 (With 4 Headlamps) |
| 1981 | 1004 |
| 1980 | 194 |
| 1979 | 1003 |
| 1978 | 1142 |
| 1977 | 211-2 |
| 1976 | 1142 |
| 1975 | 211-2 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA15s bayonet base. 12V, 21W. | 1003 |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 1.4W. | 74 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W. | 1004 |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Variant of 1157. 12V, 21/5W. | 1142 |
| ANSI standard (US & Canada). Festoon bulb, 41mm length, SV8.5 base. 12V, 12W. | 211-2 |