The Best GMC Repair in Mosheim, TN

Compare the highest-rated gmc repair mechanics in Mosheim, Tennessee. All shops are licensed, insured, and verified through our rigorous screening process.

#1

Greeneville Diesel & Auto Repair

4.8
(180 reviews)
Verified

Widely regarded as the premier shop in the region for diesel and heavy-duty truck service. They have built a stellar reputation for their technical expertise, particularly with Duramax engines and Allison transmissions. They are equipped to handle everything from routine maintenance on a Sierra 1500 to complex diagnostics and repair on a heavy-duty 3500 dually.

1220 W Main St, Greeneville, TN 37743

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Certified Automotive Specialists

4.6
(220 reviews)
Verified

A long-standing, reputable shop known for its comprehensive diagnostic capabilities and skilled technicians. They service a wide range of vehicles but receive consistent praise for their work on GM trucks and SUVs, including diagnostics for EcoTec engines and complex electronic systems found in Denali models.

915 E Andrew Johnson Hwy, Greeneville, TN 37745

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
Transmission repair

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Tuffy Tire & Auto Service Center

4.4
(90 reviews)
Verified

As part of a trusted national chain with rigorous training standards, this location provides reliable and accessible service for GMC owners. They offer a strong balance of general maintenance and more specialized services, including 4WD system service and towing package maintenance, making them a great option for both daily drivers and work trucks.

3040 E Andrew Johnson Hwy, Greeneville, TN 37745

Specialties & Features

4WD and towing system service
Towing package maintenance
General GMC maintenance

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in Mosheim

** The GMC repair market serving Mosheim, TN is characterized by a reliance on the larger commercial center of Greeneville. As a rural community with significant agricultural and industrial activity, there is a high demand for competent truck repair. The market is not oversaturated with specialists; instead, a handful of highly reputable shops dominate the landscape. These top-tier providers are consistently busy, reflecting the community's dependence on reliable personal and commercial vehicles. **Average Quality:** The quality of service is generally high among the leading shops, with a strong emphasis on word-of-mouth reputation and long-term customer relationships. Shops that cannot perform to standard in this close-knit market do not last long. **Competition Level:** Competition is moderate but healthy. It is based more on specialized capability (e.g., diesel vs. general repair) than on price undercutting. Customers tend to choose a shop based on the specific job required. **Typical Pricing:** Pricing is competitive with national averages but can be higher for specialized diesel and transmission work. Labor rates for top specialists are justified by their expertise and the sophisticated equipment required. Customers should expect to pay a premium for Duramax or Allison-specific services, but this is offset by the quality of work and the avoidance of costly repeat repairs.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All shops are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Mosheim regulations and climate