The Best GMC Repair in Swartz Creek, MI

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

#1

Muffler Man - Swartz Creek

4.6
(180 reviews)
Verified

A well-established, locally-owned full-service repair center known for its expertise in exhaust and drivetrain systems. They are a go-to for complex diagnostics on both gas and diesel engines and have a strong reputation for transmission work. Their technicians are skilled in handling the sophisticated electronics of Denali models and modern 4WD systems.

8045 Miller Rd, Swartz Creek, MI 48473

Specialties & Features

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

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

A-1 Transmission & Auto Service

4.8
(250 reviews)
Verified

While located just across the border in Flint, A-1 is a dominant force in the regional market for transmission and drivetrain repair. They are widely recognized as Allison transmission experts and receive consistent praise for their work on heavy-duty trucks, including Duramax-powered GMCs. Their reviews frequently highlight their ability to solve problems that dealers and other shops could not.

4402 Corunna Rd, Flint, MI 48532

Specialties & Features

Allison transmission repair
Duramax diesel service
Heavy-duty truck suspension

Business Information

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

Frank's Service Center

4.7
(190 reviews)
Verified

Located in nearby Grand Blanc, Frank's Service Center has built an exceptional reputation over decades for honest, high-quality work. They are particularly adept at handling the full spectrum of GMC services, from routine maintenance on EcoTec engines to complex electrical diagnostics for Denali luxury features and towing package integrations. They are a trusted alternative to dealership service departments.

8108 S Saginaw St, Grand Blanc, MI 48439

Specialties & Features

Denali luxury features and electronics
Towing package maintenance
EcoTec engine diagnostics

Business Information

Years in Business:30 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in Swartz Creek

** The GMC repair market in and around Swartz Creek is characterized by a mix of long-standing, reputable independent shops and larger dealerships in the Flint/Grand Blanc corridor. The average quality of service is high, with significant competition driving a focus on customer satisfaction and specialized expertise. For the specific needs you've outlined, the market segments naturally: Muffler Man in Swartz Creek provides strong general and drivetrain service, while specialists like A-1 Transmission and full-service experts like Frank's Service Center fill the critical niches for transmission, diesel, and advanced electronics. Typical pricing is competitive, generally 20-40% lower than metropolitan Detroit areas but on par with the Flint regional average. Labor rates are typically between $110-$150 per hour. For highly specialized work like Duramax injector replacement or Allison transmission rebuilds, customers are willing to travel a short distance to the proven experts in adjacent cities, which is why the list includes these top-rated providers.

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 Swartz Creek regulations and climate