The Best GMC Repair in New Salem, IL

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

#1

A-1 Auto & Truck Repair

4.7
(180 reviews)
Verified

A-1 Auto is a highly reputable, family-owned shop in nearby Petersburg known for handling complex diagnostics and repairs on domestic trucks and SUVs. They are particularly praised for their work on diesel powertrains and transmissions. Their technicians are experienced with the latest GMC technology, from heavy-duty drivetrains to sophisticated electronics.

1405 E Oakland Ave, Petersburg, IL 62675

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Green Chevrolet Buick GMC Service Department

4.4
(250 reviews)
Verified

As the authorized GMC dealership in the region, Green's service department is the go-to for warranty work, complex electronics, and factory-trained expertise. Their technicians receive direct GM training and have access to the latest technical service bulletins and proprietary diagnostic tools. This is the best choice for Denali-specific features, new model year issues, and factory-recalled components.

1521 E Oakwood St, Petersburg, IL 62675

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Towing package maintenance

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#3

J & M Automotive

4.8
(90 reviews)
Verified

J & M Automotive is a smaller, highly specialized shop that has built an exceptional reputation for honest, high-quality work. They excel in mechanical diagnostics and repair, with a strong focus on engine performance, drivability, and 4WD systems. Customers consistently note their fair pricing and ability to solve problems that other shops could not.

1408 E Douglas St, Petersburg, IL 62675

Specialties & Features

4WD and towing system service
EcoTec engine diagnostics
General mechanical repair

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in New Salem

** The GMC repair market serving New Salem, Illinois, is characterized by a reliance on nearby Petersburg for high-quality, specialized service. As a historic village with a small population, New Salem itself lacks dedicated automotive repair shops capable of handling the complex specialties requested. The market in the greater Petersburg area is moderately competitive, with a clear distinction between the authorized dealership (Green Chevrolet Buick GMC) and highly competent independent shops (A-1 Auto, J & M Automotive). The average quality of service is high, as these established businesses rely on reputation and word-of-mouth in a tight-knit community. Pricing is competitive, with the dealership typically commanding a premium for OEM parts and warranty work, while the independents offer more flexible and often lower labor rates. For a rural area, the access to technicians skilled in Duramax, Allison, and advanced electronics is notably strong, preventing residents from needing to travel to Springfield for most services. Customers can expect a typical labor rate between $110 - $150 per hour, depending on the shop and the complexity of the service.

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 New Salem regulations and climate