The Best GMC Repair in New Haven, IL

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

#1

Stucky Brothers Service Center

4.7
(180 reviews)
Verified

A long-standing, family-owned and operated full-service garage known for its deep roots in the community and expertise with American trucks, including heavy-duty GMC models. They are praised for their honest diagnostics, high-quality workmanship, and ability to handle complex mechanical and diesel issues.

9495 State Route 100, New Haven, IL 62867

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty suspension
towing systems

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#2

Mount Vernon GMC (Bredeman GMC)

4.5
(250 reviews)
Verified

As the official GMC dealership for the region, this is the premier destination for factory-specified repairs, complex electronics, and warranty work. Their technicians are GM-certified and have direct access to the latest technical service bulletins, specialized tools, and OEM parts for all GMC models, especially Denali trims and new complex systems.

321 S 44th St, Mount Vernon, IL 62864 (Approx. 15 miles from New Haven)

Specialties & Features

Denali luxury features
electronics
EcoTec engine diagnostics
Factory towing package maintenance

Business Information

Years in Business:50 years
Licensed:Yes
Insured:Yes
#3

Pro Auto Care

4.6
(140 reviews)
Verified

A highly-rated independent shop in nearby Mount Vernon known for its technical proficiency with modern engines and transmissions. They have invested in advanced diagnostic equipment and have a strong reputation for solving difficult problems that other shops cannot, making them an excellent choice for persistent check engine lights or transmission issues.

3217 Broadway St, Mount Vernon, IL 62864 (Approx. 12 miles from New Haven)

Specialties & Features

EcoTec
Duramax diagnostics
Allison
10-speed transmission repair
4WD system service

Business Information

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

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

** The GMC repair market in New Haven, IL, reflects its status as a small, rural community with a strong reliance on trucks for personal and commercial use. The market is characterized by a mix of long-standing, trusted local mechanics and the necessity to look to nearby larger towns like Mount Vernon for dealership-level or highly specialized service. * **Average Quality:** The quality of general repair is high, with several shops possessing decades of experience with American-made vehicles. For specialized GMC needs (Duramax, Allison, advanced electronics), the expertise is concentrated at the dealership in Mount Vernon and a select few advanced independent shops. * **Competition Level:** Competition is moderate. While there are several auto repair shops, only a handful have the specific tooling, software, and certified expertise for the full spectrum of GMC services. This makes the top providers in high demand. * **Typical Pricing:** Pricing is generally competitive and often lower than in major metropolitan areas. The local shops like Stucky Brothers typically offer more budget-friendly labor rates for mechanical work. The dealership (Bredeman GMC) commands a premium for OEM parts and brand-specific technical expertise, which is often justified for complex electronic or warranty-related repairs. Independent specialists like Pro Auto Care usually fall in the middle, offering advanced diagnostics at rates lower than the dealership.

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 Haven regulations and climate