The Best GMC Repair in Franklin, IN

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

#1

Tom O'Brien GMC Service Center

4.5
(180 reviews)
Verified

As the authorized GMC dealership in Franklin, this is the premier destination for factory-trained service. Their technicians are certified on the latest GMC technologies, from Duramax diesel and Allison transmissions to the complex electronics in Denali models. They use genuine GM parts and have direct access to the latest technical service bulletins and diagnostic software.

2050 North Morton Street, Franklin, IN 46131

Specialties & Features

Duramax diesel service
Denali electronics
Allison transmission repair

Business Information

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

Franklin Automotive & Diesel

4.7
(95 reviews)
Verified

A highly-regarded independent shop known for its deep expertise in both domestic trucks and diesel engines. Reviewers frequently praise their honest diagnostics, quality workmanship on heavy-duty suspensions, and ability to handle complex transmission and drivetrain issues that other shops may shy away from.

1275 North Forsythe Street, Franklin, IN 46131

Specialties & Features

Diesel engine service
heavy-duty truck suspension
4WD and towing system service

Business Information

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

Pro-Tech Automotive

4.6
(110 reviews)
Verified

Pro-Tech has built a strong local reputation for its technical proficiency with modern vehicle electronics and engine management systems. They are a go-to shop for sophisticated diagnostics on EcoTec engines, as well as maintenance and repair of integrated towing packages and electronic control modules.

1875 North Graham Street, Franklin, IN 46131

Specialties & Features

EcoTec engine diagnostics
towing package maintenance
transmission service

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market in Franklin, Indiana, is characterized by a single authorized dealership and a small number of highly competent independent shops. The competition level is moderate but of generally high quality, as the shops that succeed in this market do so by cultivating expertise in the complex systems of modern American trucks. * **Average Quality:** The average quality of GMC-specific service is good to excellent. The independent shops listed compete directly with the dealership by offering specialized knowledge, often at a more competitive labor rate, while the dealership provides the assurance of factory training and OEM parts. * **Competition Level:** The market is not oversaturated. It is dominated by a few key players who have established long-term trust within the community. New entrants would face significant challenges in matching the reputation and technical depth of the established leaders. * **Typical Pricing:** Pricing follows a clear tiered structure. The dealership (Tom O'Brien) typically commands the highest labor rates, reflecting their factory-specific tools, training, and parts warranty. The top independents (Franklin Automotive & Diesel, Pro-Tech) offer rates 15-25% lower, providing significant value while still delivering expert-level service. For major repairs like Duramax or Allison transmission work, all three providers represent a premium, investment-worthy service.

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 Franklin regulations and climate