The Best GMC Repair in Thornton, KY

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

#1

C & C Auto & Diesel Repair

4.8
(180 reviews)
Verified

A highly respected, family-owned shop known for its deep expertise in both domestic and diesel vehicles. They are a top-tier independent shop that customers trust for complex diagnostics and repairs on Duramax engines and Allison transmissions, often citing their honesty and technical proficiency.

2870 Old Husbands Rd, Paducah, KY 42003 (Approx. 15 miles from Thornton)

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Murray Transmission & Auto Care

4.7
(120 reviews)
Verified

While "Transmission" is in their name, this shop provides comprehensive automotive care with a noted specialty in GM trucks and SUVs. They receive consistent praise for their work on transmissions, 4WD systems, and general engine diagnostics, making them a strong regional choice for GMC owners.

1003 S 12th St, Murray, KY 42071 (Approx. 20 miles from Thornton)

Specialties & Features

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

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Puryear Truck & Auto Repair

4.6
(90 reviews)
Verified

This shop has built a solid reputation for tackling tough jobs on heavy-duty trucks and SUVs. They are particularly known for their work on suspensions, drivetrains, and diesel-related services, positioning them as a reliable specialist for GMC Sierra and Yukon owners with towing and hauling needs.

6146 Paris Rd, Paducah, KY 42003 (Approx. 12 miles from Thornton)

Specialties & Features

Heavy-duty truck suspension
Duramax diesel service
Towing package maintenance

Business Information

Years in Business:9 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market in the immediate Thornton area is limited due to its small population. For specialized services—especially concerning Duramax diesel, Allison transmissions, and advanced electronics—residents reliably travel to the commercial hubs of Paducah and Murray. The market in this region is characterized by strong, independent repair shops that compete directly with dealerships on price while often surpassing them in personalized service and specific technical expertise. The competition level is moderate but high-quality; the shops that thrive are those with proven reputations for honesty and technical skill. Pricing is typically 15-30% lower than the local dealership (Saturno GMC in Paducah) for labor, while parts costs are generally comparable. Customers in this market show high loyalty to shops that demonstrate competency with the complex systems found in modern GMC trucks, particularly the Denali trim levels and heavy-duty models.

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 Thornton regulations and climate