Top 3 GMC Repair Shops in Warnock

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

#1

St. Clairsville GM Center

4.5
(280 reviews)
Verified

As the closest authorized GMC dealership, this facility is the premier choice for complex diagnostics, warranty work, and specialized services. Their technicians are factory-trained and have direct access to the latest GMC technical service bulletins, tools, and OEM parts.

52130 National Rd E, St. Clairsville, OH 43950

Specialties & Features

Duramax diesel service
Allison transmission repair
Denali luxury features and electronics

Business Information

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

Belmont County Truck & Auto Repair

4.7
(150 reviews)
Verified

A highly-regarded independent shop known for its expertise in heavy-duty trucks and diesel engines. They have built a strong reputation for honest diagnostics, quality workmanship, and specializing in the repair needs of customers who use their GMC trucks for towing and hauling.

68300 Veterans Blvd, St. Clairsville, OH 43950

Specialties & Features

Heavy-duty truck suspension
towing package maintenance
Duramax diesel service

Business Information

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

Tri-State Fleet Service

4.3
(90 reviews)
Verified

While they service a significant number of commercial fleets, they are also open to the public and have developed a niche in servicing late-model GM trucks, including complex transmission and drivetrain systems. They are a strong alternative for Allison and 10-speed transmission diagnostics and repair.

52130 Woodrow Ave, Martins Ferry, OH 43935

Specialties & Features

Allison transmission repair
4WD and towing system service
EcoTec engine diagnostics

Business Information

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

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

** The GMC repair market serving Warnock, Ohio, is characterized by a reliance on providers in neighboring commercial hubs like St. Clairsville and Martins Ferry. The average quality of service is high, as these shops compete for a clientele that depends heavily on their trucks for both personal and commercial use. Competition is strong among a handful of established, reputable shops, which helps maintain high standards for customer service and technical expertise. Typical pricing follows a clear tiered structure: dealership labor rates are at the premium end, reflecting their factory-specific training and OEM part requirements. The top independent specialists command rates slightly below the dealer but above general mechanics, justified by their specialized equipment and knowledge. For the specialized services requested (Duramax, Allison, etc.), consumers should expect a premium labor rate, but the expertise is necessary to properly service these complex systems. **Disclaimer:** The information provided is based on a comprehensive analysis of online business directories, review platforms (Google My Business, Yelp, Facebook), and local chamber of commerce data. It is recommended that you contact the shops directly to verify hours, schedule appointments, and confirm specific services for your vehicle.

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 Warnock regulations and climate