Buick LaCrosse Daytime Running Light Bulb Size
The Buick LaCrosse daytime running light utilizes bulb sizes 7443, H11, 3157, and 2458 depending on the specific vehicle configuration. Available data for the bulb sizes covers the range from 2005 through 2016.
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 |
|---|---|
| 2014-2016 | 7443 (With Halogen Capsule Headlamps) |
| 2010-2013 | 3157 (With HID Headlamps) |
| H11 (With Halogen Capsule Headlamps) | |
| 2005-2009 | H11 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T20). 12V, 21W/5W. | 7443 |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T25). 12V, 27W/7W. | 3157 |
| ECE standard (Europe & worldwide). Single-filament halogen bulb with PGJ19-2 base. Also approved in the US. 12V, 55W. | H11 |