The Best GMC Repair in Chestnut Mound, TN

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

#1

Cookeville GM

4.5
(280 reviews)
Verified

As the nearest authorized GMC dealership, Cookeville GM is the premier destination for factory-trained service, genuine GM parts, and complex diagnostics. Their technicians receive direct GM training, making them the top choice for warranty work, advanced electronics, and the latest Duramax and Allison technologies.

1150 S Jefferson Ave, Cookeville, TN 38506

Specialties & Features

Duramax diesel service
Allison transmission repair
Denali electronics
programming

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#2

Cookeville Diesel Service

4.8
(150 reviews)
Verified

A highly reputable independent shop focused exclusively on diesel performance and repair. They are the go-to experts for Duramax engine work, from routine maintenance to major overhauls and performance tuning. They also have extensive experience with Allison transmissions and heavy-duty truck suspensions.

858 S Willow Ave, Cookeville, TN 38501

Specialties & Features

Duramax diesel service
Heavy-duty suspension
Towing package maintenance

Business Information

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

Smithville Automotive & Diesel

4.6
(90 reviews)
Verified

A well-established local shop offering a strong balance of general automotive and specialized diesel/4WD services. They are a trusted independent option closer to Chestnut Mound than Cookeville, known for honest diagnostics and quality work on both gasoline EcoTec and diesel Duramax engines.

800 E Broad St, Smithville, TN 37166

Specialties & Features

EcoTec engine diagnostics
4WD and towing system service
General GMC maintenance

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Chestnut Mound

** The GMC repair market servicing Chestnut Mound, TN, is characterized by a reliance on neighboring commercial centers, primarily Cookeville and Smithville. As a rural area, there are no dedicated GMC specialists within the Chestnut Mound city limits itself. The market is moderately competitive among providers in these hub cities. **Average Quality:** The quality of service is generally high, with a clear distinction between the dealership (Cookeville GM) for advanced electronics and warranty work, and specialized independents (Cookeville Diesel Service) for deep mechanical expertise, particularly in diesel and performance applications. **Competition Level:** Competition is healthy but not saturated. Customers have a clear choice between the OEM dealership and several highly-rated independent shops, each with its own strengths. This benefits the consumer as shops compete on reputation, expertise, and pricing. **Typical Pricing:** Pricing follows a standard tiered structure. Cookeville GM, as the dealership, commands the highest labor rates but offers manufacturer-backed expertise and parts. Independent shops like Cookeville Diesel Service and Smithville Automotive offer more competitive labor rates, often 15-30% lower, while still providing expert-level service for their specialties. Parts pricing can be more flexible at independent shops.

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 Chestnut Mound regulations and climate