The Best GMC Repair in Thetford, VT

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

#1

White River Junction GMC

4.5
(180 reviews)
Verified

As the official GMC dealership for the region, this is the premier destination for factory-trained service, genuine parts, and complex diagnostics, especially for Denali trims and newer models with advanced electronics. Their technicians receive direct GM training and have access to proprietary diagnostic tools.

359 Sykes Mountain Ave, White River Junction, VT 05001

Specialties & Features

Denali luxury/electronics
Duramax diesel service
Allison/10-speed transmission repair

Business Information

Years in Business:60 years
Licensed:Yes
Insured:Yes
#2

Hartland Service Center

4.8
(95 reviews)
Verified

A highly reputable, family-owned independent shop known for its expert work on diesel engines, heavy-duty trucks, and complex drivetrain issues. They have built a strong following among local contractors and owners of HD trucks who prefer an independent, trusted mechanic over the dealership.

2899 US-5, Hartland, VT 05048

Specialties & Features

Duramax diesel service
Heavy-duty suspension
4WD and towing system service

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

POM's Auto & Truck Repair

4.6
(120 reviews)
Verified

A well-established, full-service shop with a strong focus on both domestic trucks and general automotive repair. They are known for their diagnostic capabilities across a wide range of systems, making them a reliable choice for EcoTec engine issues, general transmission service, and towing package maintenance.

25 Heater Rd, Lebanon, NH 03766

Specialties & Features

EcoTec engine diagnostics
General transmission service
Towing package maintenance

Business Information

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

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

** The GMC repair market serving Thetford, Vermont, is characterized by high-quality, established providers located in the surrounding Upper Valley region, rather than within the town itself. Due to the rural nature of the area and the popularity of trucks for personal and commercial use, the competition for skilled technicians is strong. * **Average Quality:** The quality of service is generally high. The presence of a major dealership (White River Junction GMC) sets a high technical standard, while the independent shops (like Hartland Service Center) compete through personalized service, deep community roots, and often lower labor rates. * **Competition Level:** Moderate. There are a limited number of shops with the specific equipment and expertise for advanced diesel and transmission work. This specialization creates a niche for the top providers. Customer loyalty is a significant factor. * **Typical Pricing:** Pricing follows a standard tiered structure. The dealership commands the highest labor rates, reflecting their factory-specific training, tools, and OEM parts. Independent specialists are typically 15-25% less expensive, while still being premium due to their specialized expertise. General repair shops are the most affordable but may lack the specific tools or deep experience for complex GMC-specific issues.

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 Thetford regulations and climate