Buick LaCrosse Brake Bulb Size
The Buick LaCrosse brake light utilizes 3057 and 7440 bulb sizes for the specific lighting components located at the rear of the vehicle. Available data for the specified lighting equipment covers the period from 2005 through 2019.
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 |
|---|---|
| 2017-2019 | 7440 |
| 2005-2009 | 3057 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Single-filament wedge bulb (T20). 12V, 21W. | 7440 |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3057 |