Cadillac ATS Turn Signal Bulb Size
The Cadillac ATS front turn signal requires a 7444NA or 7443NA bulb size for replacement. The chart covers 2013 through 2019 model years with corresponding bulb size specifications.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Turn Signal
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 2018-2019 | 7444NA | WY21/5W | Check Price |
| 2017 | 7443NA | WY21/5W | Check Price |
| 2016 | 7444NA | WY21/5W | Check Price |
| 2013-2015 | 7443NA | WY21/5W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament wedge bulb (T20), natural amber glass. 12V, 21W/5W. | 7444NA | Check Price |
| ANSI standard (US & Canada). Dual-filament wedge bulb (T20), natural amber glass. 12V, 21W/5W. | 7443NA | Check Price |