Cadillac CTS Stepwell Bulb Size
The Cadillac CTS stepwell uses 12961 and 906 bulb sizes for the interior lighting components located near the floor. Available data for the specified vehicle covers the range 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 Type | Shop |
|---|---|---|
| 2016-2019 | 12961 | Check Price |
| 2008-2013 | 12961 | Check Price |
| 2005-2007 | 906 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| Philips part number. Miniature wedge bulb (T10) with W2.1x9.5d base. 12V, 5W. | 12961 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 8W. | 906 | Check Price |