Complete battery specifications for your 2020 GMC Sierra 2500.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| SE | 2.5L I4 | 65 | 694 CCA | 107 min | Side Post |
| King Ranch | 2.5L I4 | 35 | 577 CCA | 100 min | Dual Terminal |
| Lariat | 2.5L I4 | 34 | 688 CCA | 120 min | Top Post |
| Platinum | 2.5L I4 | 65 | 621 CCA | 93 min | Side Post |
| Sport | 2.5L I4 | 35 | 651 CCA | 109 min | Dual Terminal |
| Limited | 5.7L V8 | 65 | 852 CCA | 134 min | Side Post |
| Premium | 5.7L V8 | 75 | 945 CCA | 161 min | Dual Terminal |
| Platinum | 5.7L V8 | 75 | 800 CCA | 136 min | Side Post |
| XLT | 5.7L V8 | 65 | 889 CCA | 133 min | Dual Terminal |
| Base | 3.5L V6 | 35 | 719 CCA | 124 min | Top Post |
| Sport | 3.5L V6 | 35 | 832 CCA | 137 min | Dual Terminal |