About this part
What it does. Exide Exide SX78 Group 78 12 Volt CCA 800 Exide SX78 stores the electrical charge that starts the engine and powers accessories with the engine off.
Symptoms that point to this part
- Slow cranking
- Dashboard lights dimming while starting
- Repeated jump starts needed
Fitment. Catalogued as fitting 2018–2025 Chevrolet Express 2500, 2018–2024 Chevrolet Express 3500, 2021–2024 GMC Savana 2500, 2022–2024 GMC Savana 3500. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.