The Best GMC Repair in Ashaway, RI

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

#1

Gengras Chevrolet GMC

4.3
(284 reviews)
Verified

As the primary GMC dealership for the region, Gengras offers the most direct factory-trained expertise. Their service department is equipped with the latest diagnostic tools and has direct access to GMC technical resources, parts, and software updates. This is the premier destination for complex electrical issues, warranty work, and the latest model-year services.

800 Hartford Turnpike, Stonington, CT 06378

Specialties & Features

Denali electronics
programming
Allison 10-speed transmission service
EcoTec3/ECOTEC3 engine diagnostics

Business Information

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

Westerly Automotive

4.7
(137 reviews)
Verified

A highly respected, family-owned independent shop known for its technical depth and exceptional customer service. They have built a strong reputation for tackling complex drivability and powertrain issues on domestic trucks. Their technicians have extensive experience with GM platforms, making them a top-tier alternative to the dealership.

7 Canal St, Westerly, RI 02891

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
Transmission repair
maintenance

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#3

M5 Automotive & Diesel

4.8
(89 reviews)
Verified

A specialized shop focusing specifically on diesel performance and repair, along with comprehensive 4x4 and towing services. They are the go-to experts for Duramax performance tuning, diesel emission system repairs (including DPF and DEF), and building trucks for heavy towing or off-road use. Their niche focus ensures deep, hands-on experience with the most demanding GMC truck services.

189 S Broad St, Pawcatuck, CT 06379

Specialties & Features

Duramax diesel performance
repair
4WD system service
Towing package installation
maintenance

Business Information

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

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

** The GMC repair market serving Ashaway, RI, is characterized by a blend of a single authorized dealership and a small number of highly competent independent specialists in the immediate surrounding towns (Westerly, RI, and Pawcatuck/Stonington, CT). Due to Ashaway's rural nature and proximity to the coast, there is a consistent demand for servicing heavy-duty trucks, diesel engines, and towing systems. **Average Quality:** The quality of service is generally high, with shops competing on expertise rather than just price. The dealership offers the assurance of OEM parts and direct manufacturer support, while the independents often provide more personalized service and competitive labor rates for older models or performance-oriented work. **Competition Level:** Competition is moderate but specialized. There are few general repair shops that possess the specific tools and training for advanced GMC systems like the Allison 10-speed or Duramax diagnostics. The top providers distinguished in this research have carved out strong reputations in their respective niches (dealership services, general truck expertise, and diesel performance). **Typical Pricing:** Pricing follows a tiered structure. The dealership (Gengras) typically commands the highest labor rates. Independent specialists like Westerly Automotive offer a middle-ground, value-oriented option. Specialized performance shops like M5 Automotive have premium rates for their niche diesel and 4x4 services, which are justified by their unique equipment and expertise. Customers can expect a broad range, but should prioritize specialized expertise over the lowest price for complex GMC 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 Ashaway regulations and climate