The Best GMC Repair in Roxbury, CT

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

#1

Litchfield Automotive

4.8
(180 reviews)
Verified

A family-owned and operated business renowned for its expert diagnostics and high-quality work on both domestic and imported vehicles. They have built a stellar reputation for tackling complex issues on modern trucks, including GMC's Duramax diesel engines and sophisticated electronics. Their technicians are ASE Certified and they are known for transparent communication and honest service.

389 Bantam Rd, Litchfield, CT 06759

Specialties & Features

Duramax diesel service
EcoTec engine diagnostics
Denali luxury features and electronics

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Washington Service Center

4.7
(150 reviews)
Verified

This shop is highly regarded for its work on trucks and SUVs, with a significant portion of their business dedicated to General Motors vehicles. They possess the specialized tools and software required for advanced transmission and 4WD system diagnostics. They are a go-to for owners of heavy-duty Sierras and Yukon XLs requiring suspension work and towing system maintenance.

109 Litchfield Turnpike, Washington, CT 06793

Specialties & Features

Allison transmission repair
4WD and towing system service
heavy-duty truck suspension

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

New Milford GMC

4.6
(250 reviews)
Verified

As the official GMC dealership for the region, this is the only facility that can offer genuine GM parts and factory-trained technicians with specific GMC certifications. They are the definitive source for all warranty work, complex module programming, and repairs that require proprietary GM diagnostic systems. Their service department is fully equipped to handle every item on your list, from the 10-speed transmission to the latest towing package calibrations.

250 Danbury Rd, New Milford, CT 06776

Specialties & Features

GMC factory certifications
towing package maintenance
Denali electronics and diagnostics

Business Information

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

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

** The GMC repair market servicing Roxbury, CT is characterized by high-quality, low-volume independent shops and one primary dealership. Due to the affluent and rural nature of Litchfield County, there is a high concentration of late-model trucks and premium SUVs like the GMC Sierra Denali and Yukon XL. This drives demand for specialists who can handle advanced diesel, transmission, and electronic systems rather than general mechanics. **Average Quality:** The quality of service is generally high, with shops competing on reputation and technical expertise rather than price. Customers expect a premium experience. **Competition Level:** Moderate. There are few shops with the specific expertise and tooling for modern GMC trucks, creating a niche market for the providers listed. They are not in direct, cut-throat competition as each has a slightly different strength (master diagnostics, drivetrain specialization, and factory-backed service). **Typical Pricing:** Pricing is at a premium level. Independent specialists like Litchfield Automotive and Washington Service Center typically charge $125 - $175 per hour for labor, while the dealership (New Milford GMC) is at the top end of that range. The cost reflects the advanced training, specialized equipment, and high overhead required to properly service these complex vehicles.

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 Roxbury regulations and climate