The Best GMC Repair in Modoc, IN

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

#1

Randolph County GM Service Center

4.6
(180 reviews)
Verified

As the closest authorized GM dealership service center, this facility is the premier choice for complex electrical issues, warranty work, and factory-level diagnostics. Their technicians are GM-certified and have direct access to the latest technical service bulletins and proprietary diagnostic tools.

1400 W Salisbury St, Winchester, IN 47394

Specialties & Features

Denali electronics
programming
Allison transmission repair
EcoTec engine diagnostics

Business Information

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

Haffner's Diesel & 4x4 Service

4.8
(95 reviews)
Verified

A highly specialized independent shop renowned for its expertise in heavy-duty truck systems. They are the go-to provider for Duramax performance, custom suspension lifts, and serious towing system repairs. Their reputation is built on deep technical knowledge and personalized service for truck owners.

10431 N State Rd 1, Modoc, IN 47358

Specialties & Features

Duramax diesel service
heavy-duty truck suspension
4WD and towing system service

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Modoc Auto & Truck Repair

4.3
(70 reviews)
Verified

A trusted local full-service shop known for its honesty and reliable work on a wide range of vehicles. They are a strong choice for routine maintenance, transmission service, and general mechanical repairs on GMC trucks and SUVs at a more accessible price point than a dealership.

5809 S State Rd 1, Modoc, IN 47358

Specialties & Features

Transmission service
towing package maintenance
general engine diagnostics

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market in Modoc, Indiana, reflects its rural character. There is no authorized GMC dealership within the town limits, creating a service environment reliant on a few highly capable independent shops and the nearest dealership in Winchester. The competition is not dense, but the existing providers are well-established and have cultivated strong, loyal customer bases through decades of service. **Average Quality:** The quality of service is generally high, with shops specializing in the rugged, heavy-duty needs of a farming and rural community. Expertise in diesel, 4WD, and towing systems is a common strength. **Competition Level:** Low to moderate. The limited number of providers means they are not competing on price alone but on reputation, specialized skills, and customer trust. Haffner's dominates the diesel and performance niche, while Modoc Auto & Truck Repair serves the broader general repair market. Randolph County GM Service Center holds the monopoly on factory-authorized services. **Typical Pricing:** Pricing is competitive for the region. Dealership-level work at Randolph County GM commands a premium. Independent specialists like Haffner's offer competitive rates for their high-level expertise, often lower than the dealership. Generalists like Modoc Auto & Truck Repair provide the most cost-effective solution for non-specialized repairs and maintenance.

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 Modoc regulations and climate