Cadillac XT4 Light Bulb Size Chart

The Cadillac XT4 uses light bulb sizes 7440NA and 7440 across various lighting applications. A replacement chart covers 2019 to 2023 model years and includes 3 distinct lighting locations. Each location entry specifies applicable model years and the corresponding bulb size required.

Select a light bulb location for Cadillac XT4 to view detailed replacement information.