The Best GMC Repair in New Berlin, IL

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

#1

A & W Diesel & Auto Repair

4.8
(180 reviews)
Verified

A & W has built a formidable reputation as the leading diesel and drivetrain specialist in the New Berlin area. They are particularly renowned for their deep expertise in Duramax engines and Allison transmissions, making them a go-to for heavy-duty GMC owners, especially those with towing and commercial needs. Their reviews consistently highlight their diagnostic accuracy and honest service.

103 S Illinois St, New Berlin, IL 62670

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

A-1 Auto & Truck Repair

4.6
(90 reviews)
Verified

A-1 Auto provides a comprehensive service approach for both light and heavy-duty GM vehicles. They are a well-established local business known for handling complex electrical diagnostics and general engine work, including the gas-powered EcoTec engines found in many GMC SUVs and light trucks. They are a strong alternative for owners who need reliable general and specialized repair.

101 S Illinois St, New Berlin, IL 62670

Specialties & Features

EcoTec engine diagnostics
General GMC service
Towing package maintenance

Business Information

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

Green Chevrolet Service Center

4.5
(250 reviews)
Verified

Located in the nearby hub of Springfield, Green Chevrolet is the authorized GM dealership for the region. While not in New Berlin proper, its proximity and direct factory backing make it a top contender for complex repairs, especially those involving advanced Denali electronics, proprietary software updates, and warranty work. Their technicians are GM-certified and have direct access to the latest technical service bulletins and specialized tools.

2700 S Dirksen Pkwy, Springfield, IL 62703

Specialties & Features

Denali luxury features and electronics
Factory warranty service
GM 10-speed transmission repair

Business Information

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

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

** The GMC repair market in New Berlin, IL, reflects its semi-rural character and proximity to Springfield. The market is characterized by a few highly specialized, independent shops that have earned strong local reputations for expertise in diesel and transmission work, which are in high demand due to the agricultural and towing needs of the area. Competition is moderate but quality is generally high, with the leading independents often outperforming larger chains in specific technical domains. Pricing is typically competitive with national averages, with independent specialists like A & W offering premium expertise at rates slightly below dealership costs. For complex electronic issues or warranty-covered repairs, residents readily travel to the Springfield dealerships. Overall, GMC owners in New Berlin have access to a robust and capable service ecosystem that effectively covers the spectrum from routine maintenance to highly specialized diesel and transmission repairs.

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 Berlin regulations and climate