Mercury Grand Marquis Ignition Bulb Size
The Mercury Grand Marquis ignition uses a 194 bulb size for the specific lighting component located within the steering column area. Data for the bulb covers the range from 1981 through 1985.
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 |
|---|---|
| 1985 | 194 |
| 1981 | 194 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |