Complete battery specifications for your 2026 Cadillac CT5.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| XLT | 3.6L V6 | 24F | 703 CCA | 125 min | Dual Terminal |
| XL | 3.6L V6 | 24F | 682 CCA | 107 min | Dual Terminal |
| Platinum | 3.6L V6 | 51 | 667 CCA | 101 min | Side Post |
| Base | 3.6L V6 | 47 | 627 CCA | 109 min | Dual Terminal |
| Limited | 3.6L V6 | 35 | 602 CCA | 108 min | Side Post |
| XLT | 6.2L V8 | 47 | 782 CCA | 122 min | Top Post |
| Limited | 6.2L V8 | 51R | 728 CCA | 126 min | Top Post |
| SE | 6.2L V8 | 51R | 817 CCA | 124 min | Dual Terminal |
| XLT | 2.0L I4 | 47 | 586 CCA | 90 min | Dual Terminal |
| SE | 2.0L I4 | 47 | 549 CCA | 96 min | Dual Terminal |
| Denali | 2.0L I4 | 24 | 492 CCA | 86 min | Side Post |
| Platinum | 2.0L I4 | 25 | 458 CCA | 76 min | Top Post |
| Sport | 2.0L I4 | 51 | 497 CCA | 82 min | Dual Terminal |