Battery Service Specifications
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
BATTERY SPECIFICATIONS
| Standard | ||
| GM Part Number | 19001810 | |
| Replacement Battery Number | 78-6YR | |
| Cold Cranking Amperage (CCA) | 600 Amps | |
| Reserve Capacity Rating | 115 Minutes | |
| Optional (Dual) | ||
| GM Part Number | 19001814 | |
| Replacement Battery Number | 78-7YR | |
| Cold Cranking Amperage (CCA) | 770 Amps | |
| Reserve Capacity Rating | 115 Minutes | |