GMC C7000 High Beam Indicator Bulb Size
The GMC C7000 High Beam Indicator utilizes bulb sizes 158, 194, 1445, and 168 for the specific lighting component. Available information spans the range of 1979 through 1990 for the specified vehicle and lighting application.
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
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1989-1990 | 158 (Tiltmaster) | 158 | Check Price |
| 1988 | 1445 | 1445 | Check Price |
| 158 (Tiltmaster) | 158 | Check Price | |
| 1987 | 1445 | 1445 | Check Price |
| 194 (Medium Duty) | W5W | Check Price | |
| 158 (Tiltmaster) | 158 | Check Price | |
| 1986 | 1445 | 1445 | Check Price |
| 158 (Tiltmaster) | 158 | Check Price | |
| 1985 | 1445 | 1445 | Check Price |
| 194 (Medium Duty) | W5W | Check Price | |
| 158 (Tiltmaster) | 158 | Check Price | |
| 1984 | 1445 | 1445 | Check Price |
| 168 (Medium Duty) | W5W | Check Price | |
| 158 (Tiltmaster) | 158 | Check Price | |
| 1983 | 1445 | 1445 | Check Price |
| 168 (Medium Duty) | W5W | Check Price | |
| 1981-1982 | 1445 | 1445 | Check Price |
| 1979-1980 | 1445 | 1445 | Check Price |
| 168 (Heavy Duty) | W5W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W. | 158 | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 1445 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with W2.1x9.5d wedge base. 12V, 5W. | W5W | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 4.9W. | 168 | Check Price |