Complete battery specifications for your 2026 Buick Encore GX.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Lariat | 2.5L I4 | 47 | 595 CCA | 102 min | Dual Terminal |
| Sport | 2.5L I4 | 24 | 563 CCA | 92 min | Dual Terminal |
| Denali | 2.5L I4 | 47 | 476 CCA | 71 min | Side Post |
| Premium | 2.5L I4 | 35 | 475 CCA | 72 min | Top Post |
| SE | 3.5L V6 | 51 | 741 CCA | 127 min | Dual Terminal |
| Base | 3.5L V6 | 47 | 705 CCA | 105 min | Side Post |
| Lariat | 3.5L V6 | 35 | 655 CCA | 110 min | Top Post |
| XL | 3.5L V6 | 51R | 659 CCA | 108 min | Dual Terminal |
| Denali | 5.0L V8 | 25 | 720 CCA | 114 min | Dual Terminal |
| Sport | 5.0L V8 | 47 | 723 CCA | 121 min | Side Post |
| XL | 5.0L V8 | 35 | 760 CCA | 119 min | Dual Terminal |
| XLT | 5.0L V8 | 35 | 825 CCA | 140 min | Dual Terminal |
| SE | 5.0L V8 | 51 | 832 CCA | 141 min | Side Post |