The Best GMC Repair in Saint Peter, MN

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

#1

Saint Peter Motors

4.5
(180 reviews)
Verified

As the primary GMC dealership in Saint Peter, this is the factory-authorized service center. They offer the most direct access to GM-trained technicians, proprietary diagnostic tools, and genuine GM parts. Their service department is equipped to handle everything from routine EcoTec maintenance to complex Duramax and Allison transmission repairs under warranty.

2225 Old Minnesota Ave, Saint Peter, MN 56082

Specialties & Features

Denali luxury features
Duramax diesel service
GM factory warranty work

Business Information

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

Patsy's Auto & Truck Repair

4.8
(250 reviews)
Verified

A highly reputable and long-standing independent shop located just across the river in Mankato. They have built a stellar reputation for expertise in both domestic cars and trucks, with specific, repeated praise in customer reviews for their work on GM powertrains, diesel service, and transmission repair. They are known for their honest diagnostics and high-quality workmanship.

1615 3rd Ave, Mankato, MN 56001

Specialties & Features

Allison transmission repair
Duramax diesel service
Heavy-duty truck suspension

Business Information

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

Car Clinic of Mankato

4.7
(200 reviews)
Verified

Another top-tier independent shop in Mankato known for its technical expertise and excellent customer service. They employ ASE-certified technicians and have invested in advanced diagnostic equipment, making them a strong choice for complex electrical issues, EcoTec engine diagnostics, and general maintenance on GMC trucks and SUVs, including towing system service.

610 N Riverfront Dr, Mankato, MN 56001

Specialties & Features

EcoTec engine diagnostics
Towing package maintenance
4WD service

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Saint Peter

** The GMC repair market in Saint Peter itself is limited, anchored primarily by the dealership, **Saint Peter Motors**. This provides a direct, factory-backed option for warranty work and brand-specific expertise, particularly for Denali models and newer vehicles. However, for a city of its size, the local market lacks a high-density of independent specialty shops. The competitive landscape is significantly enhanced by the proximity to **Mankato, MN**, a larger regional hub located just 10-15 minutes away. Mankato hosts a robust automotive service industry with several highly-rated independent shops, such as Patsy's and Car Clinic, that have developed deep expertise with GM products over decades. These shops often provide a more personalized service experience and can be more cost-effective for out-of-warranty vehicles, especially for major repairs like transmission or diesel engine work. **Typical Pricing:** Labor rates in this region are moderate compared to major metropolitan areas. The dealership (Saint Peter Motors) typically commands the highest hourly rate. Independent shops in Mankato offer competitive rates, generally 15-25% lower, while maintaining very high quality, making them a popular choice for savvy GMC owners. For specialized services like Duramax injector replacement or Allison transmission rebuilds, pricing is in line with industry standards but can be sourced competitively between these top 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 Saint Peter regulations and climate