Complete battery specifications for your 2025 GMC Sierra 2500.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Premium | 3.6L V6 | 78 | 706 CCA | 113 min | Top Post |
| Limited | 3.6L V6 | 24F | 773 CCA | 135 min | Side Post |
| Lariat | 3.6L V6 | 78 | 704 CCA | 109 min | Side Post |
| XL | 3.6L V6 | 35 | 831 CCA | 131 min | Side Post |
| Denali | 3.6L V6 | 34 | 753 CCA | 112 min | Dual Terminal |
| Sport | 5.7L V8 | 94R | 828 CCA | 144 min | Dual Terminal |
| Base | 5.7L V8 | 78 | 816 CCA | 124 min | Top Post |
| Denali | 5.7L V8 | 78 | 939 CCA | 142 min | Top Post |
| Lariat | 5.7L V8 | 78 | 914 CCA | 142 min | Side Post |
| Premium | 3.5L V6 | 34 | 707 CCA | 112 min | Top Post |
| XL | 3.5L V6 | 78 | 707 CCA | 118 min | Top Post |