The Best GMC Repair in Walnut Grove, MN

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

#1

G & S Auto & Truck Repair

4.8
(180 reviews)
Verified

A family-owned and operated business renowned for its expertise in both domestic cars and heavy-duty trucks. They are a top choice for complex diagnostics and mechanical repairs on GMC trucks, particularly known for their honest service and deep knowledge of Duramax and Allison systems. They handle everything from routine maintenance to major engine overhauls.

1125 5th Street, Tracy, MN 56175

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Marshall Auto Care

4.6
(240 reviews)
Verified

A well-established, full-service shop with several ASE Master Certified technicians. They have a strong reputation for electrical system diagnostics, which makes them an excellent resource for troubleshooting Denali luxury features, infotainment systems, and towing package electronics. They invest in modern diagnostic tools to service the latest GMC models.

1240 E College Drive, Marshall, MN 56258

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Towing package maintenance

Business Information

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

Lamberton Repair & Diesel

4.7
(90 reviews)
Verified

A specialized shop focusing primarily on agricultural and diesel-powered vehicles. Their strength lies in their mechanical expertise on diesel engines and drivetrains. They are a go-to for farmers and truck owners needing robust repairs on 4WD systems, differentials, and for those who use their GMC HD trucks for heavy towing and demanding work.

201 Main Street, Lamberton, MN 56152

Specialties & Features

Duramax diesel service
4WD and towing system service
Heavy-duty truck suspension

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Walnut Grove

** The GMC repair market servicing Walnut Grove is characterized by a reliance on regional service centers rather than local in-town specialists. As a rural community, the demand is high for capable shops that can service heavy-duty trucks, diesel engines, and towing systems used in agricultural and personal applications. The closest GMC dealerships are a significant distance away, creating a strong market for independent, high-quality repair shops that can fill this niche. The competition level is moderate but specialized; there are several general mechanics, but only a handful possess the specific tooling, software, and technician certifications for complex GMC systems like the Duramax/Allison combo or Denali electronics. Typical pricing is competitive for the region, with labor rates generally lower than metropolitan dealerships but reflective of the high skill level required. Quality is high among the top-rated shops, as they build their reputation on word-of-mouth in a close-knit region. For Walnut Grove residents, the top providers are located within a 20-30 mile radius in towns like Tracy, Marshall, and Lamberton.

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 Walnut Grove regulations and climate