The Best GMC Repair in Blue Mound, IL

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

#1

S & S Diesel & Auto Repair

4.8
(180 reviews)
Verified

A highly respected, family-owned shop known for its deep expertise in diesel performance and repair. They are the go-to specialists for complex Duramax engine diagnostics, performance tuning, and repair, serving a large clientele of heavy-duty truck owners. Their reputation is built on technical mastery and transparent service.

2929 N Woodford St, Decatur, IL 62526 (Approx. 7 miles from Blue Mound)

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

M&M Auto Service Center

4.6
(250 reviews)
Verified

A well-established, full-service auto repair center with a strong reputation for comprehensive diagnostics and dependable work on a wide range of vehicles, including GMC trucks and SUVs. They are praised for their honesty, quality workmanship, and ability to handle everything from EcoTec engine issues to complex electrical diagnostics.

2929 N Main St, Decatur, IL 62526 (Approx. 7 miles from Blue Mound)

Specialties & Features

EcoTec engine diagnostics
Transmission repair
4WD and towing system service

Business Information

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

Tim Lonergan's GM Service

4.7
(90 reviews)
Verified

While not a large shop, this provider is a specialist in General Motors vehicles, operated by a seasoned GM technician. This is the preferred choice for owners of GMC Denali models or newer trucks requiring expert knowledge of factory-specific electronics, luxury features, and proprietary systems that general shops may not be as familiar with.

2197 N Brush College Rd, Decatur, IL 62526 (Approx. 8 miles from Blue Mound)

Specialties & Features

Denali luxury features and electronics
GMC-specific diagnostics
Towing package maintenance

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Blue Mound

** The GMC repair market serving Blue Mound, IL is characterized by high-quality, independent service providers concentrated in the nearby city of Decatur. Due to Blue Mound's small size and rural nature, residents typically travel a short distance (5-10 miles) to access specialized expertise. The market is moderately competitive, with a clear distinction between general auto repair shops and true specialists (like S & S Diesel). **Average Quality:** The quality of service is generally high, with several shops boasting long-term reputations and master-level certifications (ASE). The best shops are consistently booked in advance, indicating strong local trust. **Competition Level:** Moderate. While there are several options, the number of shops with deep, proven expertise in specific areas like Duramax performance or GM factory electronics is limited, giving the top specialists a significant advantage. **Typical Pricing:** Pricing is competitive with national averages but can be lower than in major metropolitan areas. Labor rates typically range from $110 - $150 per hour. Specialized diesel and transmission work commands a premium due to the required expertise and equipment. Customers report that the value provided by the top-rated shops justifies the cost, often saving money compared to dealership service departments for comparable quality.

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 Blue Mound regulations and climate