Cadillac CTS Battery Size by Year
Every Cadillac CTS year we cover (2014-2019) uses a BCI Group 48 AGM battery.
Battery by model year
| Model years | Battery | Type | CCA | Buy |
|---|---|---|---|---|
| 2014-2019 | Group 48 (some use 94R) | AGM | 660-760 | Shop Group 48 |
Match the group and type on the battery you are removing. Shop links go to Amazon, and we may earn a commission at no extra cost to you. Open your exact year below for CCA, terminals and our sources.
Where the battery is
2014
In the trunk behind trim panel, driver side.
To jump-start: jump-start positive post on passenger side of vehicle (under a cover).
Cadillac's manual: "The battery is in the trunk, behind the trim panel, on the driver side of the vehicle." 2014 Cadillac Cts Owner Manual
Every CTS year
Choose your model year for the exact Group size, CCA, terminal layout, and the right replacement for your Cadillac CTS.
Sources. The battery size for 6 of 6 model years is checked against a cited source, most often Interstate Batteries. Each year page lists its own sources.
Last verified 2026-06-18. Maintained by Matan B., who runs GarageDex. How we verify.