The Best GMC Repair in Union Star, KY

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

#1

Hart County Motors (GMC/Chevrolet/Buick/Cadillac Dealer)

4.5
(185 reviews)
Verified

As the authorized GMC dealership for the region, Hart County Motors is the premier destination for factory-trained service. Their technicians have direct access to GM-specific tools, software, and training, making them the top choice for complex electronics, warranty work, and diagnostics on newer models, especially Denalis and vehicles with advanced towing systems.

1057 S Dixie Hwy, Munfordville, KY 42765

Specialties & Features

Denali luxury features and electronics
Allison transmission repair
EcoTec engine diagnostics

Business Information

Years in Business:45 years
Licensed:Yes
Insured:Yes
#2

Pro-Tech Diesel & Auto Repair

4.8
(90 reviews)
Verified

A highly specialized independent shop renowned for its expertise in diesel performance and repair. Pro-Tech is the go-to for Duramax owners needing everything from routine maintenance to major engine overhauls and performance tuning. They also have deep experience with the heavy-duty suspensions and Allison transmissions that are paired with diesel engines.

1107 S Main St, Leitchfield, KY 42754

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
Allison transmission repair

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

C & C Auto & Truck Repair

4.6
(120 reviews)
Verified

A well-established and trusted local shop known for its comprehensive service on both domestic cars and trucks. They have a strong reputation for honest diagnostics and quality work on transmissions, 4WD systems, and general engine repair. They are an excellent alternative for routine towing package maintenance and non-warranty GMC service.

201 S Columbia Ave, Greensburg, KY 42743

Specialties & Features

Transmission repair
4WD and towing system service
General GMC maintenance

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Union Star

** The GMC repair market servicing Union Star, Kentucky, is characterized by a reliance on regional providers rather than local in-town options. The average quality of service available to residents is **good to excellent**, but requires a short drive to a neighboring town. **Competition Level:** Moderate. While there are several general repair shops in the county, true specialists for GMC-specific needs, particularly for Duramax diesel and Denali electronics, are limited to a handful of top-tier providers. The authorized dealership (Hart County Motors) holds a monopoly on factory-direct services, while independent specialists like Pro-Tech Diesel compete on expertise for specific, complex systems. **Typical Pricing:** Pricing is tiered. Dealership labor rates are typically the highest, reflecting factory training and proprietary equipment. Specialized independents like Pro-Tech command premium rates for their diesel expertise but are often more cost-effective than the dealer for major engine work. General repair shops like C & C Auto offer the most competitive labor rates for standard maintenance and repairs. Customers should expect to pay a premium for diesel, transmission, and advanced electronic diagnostics regardless of the provider.

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 Union Star regulations and climate