Compare the highest-rated gmc repair mechanics in Sully, Iowa. All shops are licensed, insured, and verified through our rigorous screening process.
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.
Overview of gmc repair services in the area.
4.7+ star average from verified customer reviews
All shops are properly licensed and insured
10+ years average experience in the industry
Familiar with Sully regulations and climate