The Best GMC Repair in Union City, MI

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

#1

J & L Auto & Truck Repair

4.7
(110 reviews)
Verified

A highly regarded, family-owned full-service shop known for its honest diagnostics and ability to handle both light-duty and heavy-duty GM trucks. They are a go-to for complex electrical issues and powertrain repairs, making them a strong choice for Denali models and diesel service.

510 N Broadway St, Union City, MI 49094

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Coldwater Transmission & Auto Care

4.8
(180 reviews)
Verified

Located just 10 minutes from Union City in Coldwater, this shop is the regional expert in transmissions, specializing in the Allison series. They have built a formidable reputation for solving the most difficult diagnostic cases, particularly with modern electronic-controlled transmissions and powertrains, which directly applies to GMC's 10-speed and towing systems.

448 N Willowbrook Rd, Coldwater, MI 49036

Specialties & Features

Allison transmission repair
10-speed transmission service
Towing package maintenance

Business Information

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

Lou's Service Center

4.6
(250 reviews)
Verified

A well-established and trusted name in nearby Battle Creek (a 20-minute drive), Lou's Service Center has deep expertise with American-made trucks. They offer comprehensive services from routine EcoTec engine maintenance to complex 4WD system repairs and suspension work on HD models, making them a reliable one-stop shop for Union City residents seeking top-tier service.

1111 W Columbia Ave, Battle Creek, MI 49015

Specialties & Features

EcoTec engine diagnostics
4WD system service
Heavy-duty truck suspension

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market in Union City itself is characterized by a small number of local, general repair shops that possess solid mechanical reputations and can handle a wide array of issues on GM vehicles. For highly specialized services like advanced Duramax diagnostics or complex Allison transmission rebuilds, residents are accustomed to traveling a short distance to neighboring hubs like Coldwater or Battle Creek. This is common in rural Michigan communities. The competition level is moderate; while there are several options, only a few have the specific tooling, software, and technician expertise for the full spectrum of modern GMC truck systems. Pricing is generally competitive with regional averages, with labor rates typically ranging from **$110 - $150 per hour**. Specialized diesel or transmission work will command the higher end of this range. The presence of reputable dealers in larger nearby cities (like Kalamazoo) provides an alternative, though often at a higher cost. The independent shops listed have maintained their strong market position by offering dealer-level expertise with more personalized service and lower labor rates.

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 City regulations and climate