Top 3 GMC Repair Shops in Stockton

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

#1

Tooele Valley Diesel & Auto Repair

4.8
(180 reviews)
Verified

Widely regarded as the premier diesel and truck specialist in Tooele County. They have built a formidable reputation for deep technical expertise on Duramax engines and Allison transmissions. Customers frequently praise their diagnostic accuracy, honest communication, and ability to handle complex repairs on heavy-duty GMC trucks, including those used for serious towing.

756 N Main St, Tooele, UT 84074

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Tooele Auto & Truck Repair

4.6
(250 reviews)
Verified

A long-standing, full-service shop known for its highly skilled technicians and comprehensive service capabilities. They are a trusted name for general GMC maintenance as well as more complex electrical and drivability issues. Their team is proficient with the full range of GMC vehicles, from EcoTec-powered SUVs to Denali trims with advanced electronics.

601 N Main St, Tooele, UT 84074

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
4WD and towing system service

Business Information

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

J&L Automotive

4.7
(90 reviews)
Verified

A highly-rated, customer-focused independent shop located very close to Stockton. They receive consistent praise for their personal service, attention to detail, and fair pricing. While smaller than the Tooele-based shops, their technician has strong credentials and they excel in general GMC service, transmission work, and towing package maintenance, making them an excellent local option for many common needs.

145 N Coleman St, Tooele, UT 84074

Specialties & Features

Transmission repair
Towing package maintenance
General GMC service
diagnostics

Business Information

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

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

** The GMC repair market serving Stockton, UT, is characterized by high-quality, independent shops concentrated in the nearby city of Tooele. Due to the rural and agricultural nature of the region, there is a strong emphasis on expertise for diesel powertrains, heavy-duty suspensions, and towing systems. Competition is healthy but not oversaturated, with a clear distinction between general mechanics and the specialized diesel/truck shops. The average quality of service for GMC-specific repairs is high, as the local shops are accustomed to working on the trucks and SUVs prevalent in the area. Pricing is generally competitive and often more favorable than dealership rates in Salt Lake City, without a sacrifice in quality. For highly specialized Duramax or Allison transmission work, Tooele Valley Diesel is the dominant specialist, while shops like Tooele Auto & Truck Repair and J&L Automotive provide robust, full-service alternatives for the broader GMC lineup. Customers in Stockton have access to excellent repair options within a short drive.

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 Stockton regulations and climate