Complete battery specifications for your 2003 GMC Sierra 1500.
| Trim | Engine | Group Size | Cold Cranking Amps | Reserve Capacity | Terminal |
|---|---|---|---|---|---|
| Sport | 2.0L I4 | 65 | 617 CCA | 105 min | Side Post |
| XL | 2.0L I4 | 35 | 613 CCA | 108 min | Dual Terminal |
| Premium | 2.0L I4 | 78 | 687 CCA | 103 min | Top Post |
| SE | 2.0L I4 | 65 | 584 CCA | 101 min | Side Post |
| XLT | 2.0L I4 | 65 | 638 CCA | 98 min | Dual Terminal |
| SE | 6.2L V8 | 78 | 860 CCA | 144 min | Side Post |
| Denali | 6.2L V8 | 78 | 878 CCA | 150 min | Top Post |
| XLT | 6.2L V8 | 75 | 843 CCA | 131 min | Dual Terminal |
| Limited | 6.2L V8 | 65 | 853 CCA | 146 min | Dual Terminal |
| Sport | 6.2L V8 | 65 | 946 CCA | 154 min | Dual Terminal |
| SE | 5.0L V8 | 78 | 843 CCA | 134 min | Side Post |
| Premium | 5.0L V8 | 75 | 880 CCA | 133 min | Top Post |
| Limited | 5.0L V8 | 75 | 842 CCA | 131 min | Side Post |
| Denali | 5.0L V8 | 65 | 821 CCA | 142 min | Side Post |
| Sport | 5.0L V8 | 78 | 875 CCA | 144 min | Dual Terminal |
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