Complete battery specifications for your 2003 Chevrolet Silverado 2500.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Lariat | 6.2L V8 | 78 | 899 CCA | 153 min | Dual Terminal |
| Premium | 6.2L V8 | 65 | 826 CCA | 134 min | Top Post |
| SE | 6.2L V8 | 78 | 928 CCA | 143 min | Side Post |
| XL | 2.4L I4 | 78 | 576 CCA | 94 min | Top Post |
| Sport | 2.4L I4 | 35 | 699 CCA | 117 min | Dual Terminal |
| SEL | 2.4L I4 | 35 | 700 CCA | 115 min | Top Post |
| Platinum | 2.4L I4 | 35 | 661 CCA | 100 min | Side Post |
| Premium | 3.0L V6 | 78 | 812 CCA | 134 min | Side Post |
| King Ranch | 3.0L V6 | 78 | 757 CCA | 126 min | Dual Terminal |
| Platinum | 3.0L V6 | 65 | 805 CCA | 120 min | Dual Terminal |