The Best GMC Repair in Glyndon, MN

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

#1

Glyndon Auto & Truck Service Center

4.6
(120 reviews)
Verified

A long-standing, family-owned shop in the heart of Glyndon known for its deep roots in the community. They are a versatile shop that has built a strong reputation for handling everything from routine maintenance on light-duty GMC vehicles to more complex diagnostics and repairs on drivetrains and 4WD systems. They are a trusted local option for general GMC care.

101 Main Ave W, Glyndon, MN 56547

Specialties & Features

EcoTec engine diagnostics
4WD and towing system service
General GMC maintenance

Business Information

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

Corwin Automotive - Corwin Chrysler

4.4
(250 reviews)
Verified

Located just a short drive from Glyndon in Fargo, Corwin Automotive is the service department for a multi-brand dealership, including GMC. This gives their technicians direct access to the latest OEM tools, software, and technical service bulletins. They are the premier choice for complex electronic issues, Denali luxury feature repairs, and warranty work.

3901 9th Ave SW, Fargo, ND 58103

Specialties & Features

Denali luxury features and electronics
GMC factory-certified technicians
Towing package maintenance

Business Information

Years in Business:50 years
Licensed:Yes
Insured:Yes
#3

Diesel Tune & Performance

4.8
(180 reviews)
Verified

This Fargo-based shop is the undisputed regional expert for heavy-duty GMC trucks. They focus exclusively on diesel performance, repair, and diagnostics. Their technicians are specialists in Duramax engines and Allison transmissions, and they are the go-to for owners of 2500/3500 series trucks requiring major engine work, transmission rebuilds, or suspension upgrades for towing and hauling.

1232 Center Ave, Fargo, ND 58103

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

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

** The GMC repair market for Glyndon residents is characterized by a "hub-and-spoke" model. Glyndon itself offers a single, highly reputable generalist shop (**Glyndon Auto & Truck**) capable of handling many GMC needs, which is ideal for convenience and routine service. However, for the highly specialized services you listed—particularly **Duramax diesel, Allison transmissions, and Denali electronics**—the competitive and high-quality market is concentrated in the adjacent city of Fargo, ND. This proximity to a major metropolitan area provides Glyndon residents with excellent options, but requires a short drive. The competition in Fargo is strong, leading to high service quality and a range of pricing. You can expect dealership labor rates (e.g., Corwin) to be at a premium, while specialized independent shops (e.g., Diesel Tune & Performance) offer expert-level service that may be more competitively priced for their niche. For a complex job on a Duramax or Allison transmission, the specialized independent shop often provides the best value and expertise.

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 Glyndon regulations and climate