Top 3 GMC Repair Shops in Decaturville

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

#1

Parsons GMC

4.5
(180 reviews)
Verified

As the local GMC dealership, Parsons GMC is the most direct source for factory-trained technicians, genuine GM parts, and the latest technical service bulletins. Their service department is equipped to handle everything from routine maintenance on Sierra 1500s to complex diagnostics and repairs on Denali electronics, Duramax diesel engines, and Allison transmissions.

1155 Tennessee Ave S, Parsons, TN 38363

Specialties & Features

Duramax diesel service
Denali electronics
features
Allison transmission repair

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

Decaturville Auto & Diesel

4.7
(95 reviews)
Verified

A highly respected independent shop located directly in Decaturville, known for its expertise in both gasoline and diesel powertrains. They have built a strong reputation for honest diagnostics, quality workmanship, and servicing the needs of local truck owners, particularly those who use their vehicles for farming, hunting, and towing.

78 River Street, Decaturville, TN 38329

Specialties & Features

Diesel engine service
4WD and towing system service
Heavy-duty truck suspension

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Lexington Auto & Truck Repair

4.4
(150 reviews)
Verified

While located in the neighboring county, this shop is a common destination for Decatur County residents seeking expert repair without the dealership price tag. They have several technicians with extensive GM and GMC experience. They are particularly noted for their work on transmissions, including the newer 10-speed models, and complex engine diagnostics for both EcoTec and older GM V8 engines.

55 West Church Street, Lexington, TN 38351

Specialties & Features

Transmission repair (Allison
10-speed)
EcoTec engine diagnostics
Towing package maintenance

Business Information

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

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

The GMC repair market in the Decaturville area is characteristic of a rural Tennessee community. There is one primary, highly-trusted independent shop within the city (**Decaturville Auto & Diesel**) that handles the majority of local general and diesel repair. For factory-specific expertise and warranty work, residents typically travel to the nearest dealership in Parsons (**Parsons GMC**). Competition is moderate but specialized; while there are several general mechanics, few possess the specific tools and training for advanced diesel, transmission, and electronics work. This creates a niche for shops like **Lexington Auto & Truck Repair** to attract business from a wider region. Pricing is generally competitive and lower than metropolitan areas, with dealership labor rates being the highest. The overall quality of specialized service is good, with a strong culture of word-of-mouth referrals underpinning the reputation of the top providers.

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 Decaturville regulations and climate