The Best GMC Repair in Marshall, MN

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

#1

Buenger GMC

4.5
(150 reviews)
Verified

As the primary, factory-authorized GMC dealership in Marshall, Buenger GMC is the most equipped facility for comprehensive brand-specific repairs. Their service department has direct access to GM training, tools, and original equipment manufacturer (OEM) parts, making them the premier choice for complex electrical diagnostics, warranty work, and maintaining Denali luxury features.

1201 E College Dr, Marshall, MN 56258

Specialties & Features

Denali electronics
features
Duramax diesel service
Allison transmission repair

Business Information

Years in Business:50 years
Licensed:Yes
Insured:Yes
#2

Marshall Auto Center

4.7
(80 reviews)
Verified

A highly respected independent shop known for its skilled technicians and honest service. While they service all brands, they have significant experience with domestic trucks and SUVs, including GMC. Reviews frequently praise their work on transmissions, engine diagnostics, and general repair integrity, making them a top alternative to the dealership.

120 W Main St, Marshall, MN 56258

Specialties & Features

Transmission repair
EcoTec engine diagnostics
general GMC maintenance

Business Information

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

T & R Service Center

4.8
(50 reviews)
Verified

This independent shop has built a strong reputation for dependable mechanical work, particularly on diesel engines and heavy-duty truck systems. They are a go-to for customers requiring work on Duramax engines, suspension upgrades for heavy loads, and towing system maintenance, offering specialized expertise often at a more competitive rate than a dealership.

501 S 4th St, Marshall, MN 56258

Specialties & Features

Duramax diesel service
heavy-duty suspension
towing package maintenance

Business Information

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

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

** The GMC repair market in Marshall, Minnesota, is characteristic of a regional hub city. The quality of service is generally high, with a mix of one major dealership and several well-established independent shops creating a healthy competitive environment. **Buenger GMC** holds a dominant position as the sole authorized dealer, setting the benchmark for OEM-standard repairs, especially for complex electronics and diesel systems under warranty. Independent shops like **Marshall Auto Center** and **T & R Service Center** compete effectively by offering personalized service, often lower labor rates, and developing niche reputations for specific mechanical expertise (e.g., transmissions at Marshall Auto Center and diesel/heavy-duty work at T & R). Pricing is tiered, with the dealership commanding a premium for OEM parts and factory-trained technicians. The independents provide excellent value for non-warranty, mechanical-focused repairs. For the most specialized GMC needs—particularly newer Duramax emissions systems, advanced Denali electronics, or 10-speed transmission programming—residents are primarily served by the dealership, though the leading independents are capable of handling a significant majority of routine and complex mechanical repairs. There is no shortage of competent service options for GMC owners in the area.

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 Marshall regulations and climate