What size replacement battery and cca for 2004 GMC Sierra 1500?

For a 2004 GMC Sierra 1500, the recommended replacement battery size is typically Group Size 78. The Cold Cranking Amps (CCA) should be at least 750 CCA to ensure reliable starting, especially in colder climates. Always check the vehicle's specifications or consult with a professional to confirm the best fit for your specific model and needs.