Top 3 GMC Repair Shops in Summerfield

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

#1

O'Fallon GMC

4.6
(180 reviews)
Verified

As the official GMC dealership for the region, O'Fallon GMC offers the highest level of factory-specific training, tools, and genuine GM parts. Their service department is staffed by GM-certified technicians and is the premier destination for complex electrical diagnostics, warranty work, and the latest model repairs.

1000 Central Park Dr, O'Fallon, IL 62269

Specialties & Features

Denali luxury features and electronics
Allison transmission repair
EcoTec engine diagnostics

Business Information

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

Barnes Auto Service & Repair

4.8
(95 reviews)
Verified

A family-owned and operated independent shop with an exceptional reputation for honesty and expertise, particularly with GM trucks and diesel engines. They are a top choice for owners of older or out-of-warranty GMCs who want expert care without dealership prices. They have deep experience with the mechanical aspects of heavy-duty trucks.

7910 West Main St, Belleville, IL 62223

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
Towing package maintenance

Business Information

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

Scott Credit Union Auto Repair (Fairview Heights)

4.7
(120 reviews)
Verified

While part of a credit union, this facility is a full-service, public auto repair center known for its state-of-the-art equipment and highly trained technicians. They have developed a strong reputation for handling complex drivetrain and transmission work on domestic trucks, including GMC's Allison and modern 10-speed transmissions.

4701 North Illinois St, Fairview Heights, IL 62208

Specialties & Features

Transmission repair (Allison
10-speed)
4WD and towing system service
General GMC diagnostics

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market serving Summerfield, IL, is characterized by high-quality options in nearby commercial hubs, primarily O'Fallon, Belleville, and Fairview Heights. Due to Summerfield's rural nature, residents are accustomed to traveling a short distance for specialized services. * **Average Quality:** The quality of service is generally high. The presence of a major dealership (O'Fallon GMC) and several highly reputable independent shops creates a competitive environment that benefits consumers. * **Competition Level:** Moderate to High. While there are no direct competitors within Summerfield itself, the surrounding area has a healthy mix of dealerships, large independent chains, and long-standing local garages, all vying for the significant truck-owning demographic in the region. * **Typical Pricing:** Pricing follows a standard tiered structure. Dealerships (Provider 1) command the highest labor rates but offer OEM parts and factory-specific expertise. Specialized independents (Provider 2) typically offer rates 15-25% lower, providing excellent value. Service centers like Provider 3 often fall in the middle, offering competitive pricing with modern facilities. A complex job like a Duramax injector replacement or transmission rebuild will be a significant investment at any of these top-tier shops.

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 Summerfield regulations and climate