Mercury Mountaineer Back Up Light Bulb Size
The Mercury Mountaineer back up light utilizes bulb sizes 921, 2456, 3156, and 2356 depending on the specific version of the vehicle. Available data for the lighting components covers the range from 1997 through 2010.
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 |
|---|---|---|---|
| 2007-2010 | 921 | W16W | Check Price |
| 2006 | 2456 | 2456 | Check Price |
| 2004-2005 | 3156 | P27W | Check Price |
| 2003 | 2356 | 2356 | Check Price |
| 2001-2002 | 2456 | 2456 | Check Price |
| 2000 | 2356 | 2356 | Check Price |
| 1999 | 2456 | 2456 | Check Price |
| 1997-1998 | 3156 | P27W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Wedge bulb (T15). 12V, 16W. | 921 | Check Price |
| ANSI standard (US & Canada). Festoon bulb, specialty application. 12V. | 2456 | Check Price |
| ANSI standard (US & Canada). Single-filament wedge bulb (T25). 12V, 27W. | 3156 | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V. | 2356 | Check Price |