Top 3 GMC Repair Shops in Findlay

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

#1

G & M Performance

4.7
(180 reviews)
Verified

A highly regarded, family-owned shop known for its deep expertise in GM powertrains, particularly Duramax diesel performance and repair. They are the go-to specialists for complex diagnostics, engine tuning, and transmission work, serving both daily drivers and heavy-duty work trucks.

202 S Cedar St, Shelbyville, IL 62565 (Approx. 15 miles from Findlay)

Specialties & Features

Duramax diesel service
Allison transmission repair
heavy-duty truck suspension

Business Information

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

Effingham Truck & Auto Repair

4.5
(120 reviews)
Verified

A well-established, full-service shop with a strong reputation for handling a wide range of GMC vehicles, from light-duty Sierras with EcoTec engines to heavy-duty Denali models. They offer comprehensive services, including advanced electronics diagnostics and towing system maintenance.

1500 W Fayette Ave, Effingham, IL 62401 (Approx. 20 miles from Findlay)

Specialties & Features

EcoTec engine diagnostics
towing package maintenance
Denali luxury features and electronics

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

All-Tran Transmission & 4x4

4.4
(90 reviews)
Verified

As the name implies, this provider specializes in transmission and driveline services. They are certified experts in Allison transmissions and are highly recommended for 4WD system repair, differential service, and addressing issues specific to trucks used for farming and towing in the rural Findlay area.

505 N Banker St, Effingham, IL 62401 (Approx. 20 miles from Findlay)

Specialties & Features

Allison transmission repair
4WD and towing system service
differential and transfer case rebuilding

Business Information

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

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

** The GMC repair market serving Findlay, Illinois, is characterized by a reliance on regional specialists in nearby larger towns like Shelbyville and Effingham. As a small, rural community, Findlay itself does not host businesses with the advanced diagnostic tools and specialized certifications required for the complex systems on modern GMC trucks, particularly Duramax and Allison units. The competitive landscape is moderate, with a handful of highly reputable shops dominating the market for serious repairs. Customers are willing to travel 15-25 miles to access this expertise, indicating high loyalty to proven specialists. General auto repair shops exist, but they typically lack the proprietary software and training for advanced electronics, transmission programming, and diesel engine diagnostics. **Typical Pricing:** Pricing is competitive but reflects the specialized nature of the work. Expect labor rates in the $120-$150/hour range for these top-tier specialists. Duramax injector or turbocharger service can run $2,500+, while a full Allison transmission rebuild can exceed $4,500. Denali electronic module diagnosis typically starts at a 1-hour minimum labor charge. *Disclaimer: While every effort has been made to provide accurate information based on public data, business details such as licenses and insurance should be verified directly with the service provider. It is always recommended to call ahead for specific service inquiries and appointments.*

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 Findlay regulations and climate