The Best GMC Repair in Sully, IA

As the local, family-owned GMC dealership in nearby Pella, De Jong is the primary destination for factory-trained service and genuine GM parts. Their technicians receive direct training from GM and have specialized diagnostic tools for all GMC models, from the Sierra 1500 with EcoTec3 engines to the heavy-duty 3500 Duramax/Allison powertrains. They are the most equipped facility in the region for complex electronics, Denali system updates, and warranty work.

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