Compare the highest-rated gmc repair mechanics in Watauga, Tennessee. All shops are licensed, insured, and verified through our rigorous screening process.
A highly regarded, family-owned shop known for its deep expertise in both domestic and diesel engines. They have built a stellar reputation for tackling complex issues on Duramax-equipped trucks and Allison transmissions. Customers frequently praise their honest diagnostics, quality workmanship, and ability to handle heavy-duty towing and suspension work.
Matheny Automotive is a well-established, multi-location service center known for its technical proficiency and professional service. Their technicians are skilled in advanced engine diagnostics for both EcoTec and larger GM engines, as well as complex electrical and 4WD systems found in Denali trims and modern trucks.
As the name implies, this shop has a core focus on transmission services, making them a go-to specialist for the robust Allison transmissions and newer GM 10-speeds. They have expanded their services to be a full-service shop, with strong capabilities in the drivetrain, 4WD, and engine management systems that complement their transmission work.
** The GMC repair market serving Watauga, TN, is characterized by high-quality independent shops located primarily in the adjacent Johnson City area. Due to Watauga's size, it does not host a high volume of specialized, review-dense automotive shops within its own city limits. The competition is strong among these regional independents, who compete directly with the local GMC dealership's service department. The average quality of specialized repair is quite high, as these shops have built their reputations on servicing the robust truck and SUV culture prevalent in Northeast Tennessee. Pricing is typically 20-30% lower than dealership labor rates, while often providing more personalized service and deeper mechanical expertise for older models or complex aftermarket modifications. For routine services and warranty work, the dealership remains an option, but for specialized diesel, transmission, and heavy-duty needs, the independent specialists listed above are consistently rated as the top choice by local GMC owners.
4.7+ star average from verified customer reviews
All shops are properly licensed and insured
10+ years average experience in the industry
Familiar with Watauga regulations and climate