Mack DMC Engine Compartment Light Bulb Size
The Mack DMC engine compartment light uses a 912 bulb size for this particular component. Replacement specifications in the chart cover vehicle production from 1981 to 1986.
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 |
|---|---|
| 1984-1986 | 912 |
| 1981-1982 | 912 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Wedge bulb (T15). Variant of 921. 12V, 12W. | 912 |