Cadillac ATS Fog Light Bulb Size
Cadillac ATS rear fog light bulb size specifications include 921 and 7444NA bulb options for this vehicle model. The replacement chart covers 2013 through 2018 production years with corresponding bulb size data.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Rear Fog Light
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2017-2018 | 921 | W16W | Check Price |
| 2013-2016 | 7444NA | WY21/5W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Wedge bulb (T15). 12V, 16W. | 921 | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T20), natural amber glass. 12V, 21W/5W. | 7444NA | Check Price |