The Best GMC Repair in Speedway, IN

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

#1

A-1 Auto & Diesel Specialists

4.8
(180 reviews)
Verified

A-1 Auto is widely regarded as the premier independent shop in the area for diesel and transmission work. They have built a stellar reputation for tackling the most complex issues on modern GMC trucks, particularly Duramax and Allison systems. Their technicians are known for their diagnostic expertise and straightforward communication.

5901 Crawfordsville Rd, Indianapolis, IN 46224 (Approximately 1 mile from Speedway town limits)

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Tom O'Brien Service Department (Tom O'Brien GMC)

4.5
(250 reviews)
Verified

As the local, factory-authorized GMC dealership, Tom O'Brien provides the highest level of OEM-specific training, tools, and parts. They are the definitive source for warranty work, complex electronics, and Denali luxury feature repairs. Their service department is equipped to handle everything from EcoTec engine diagnostics to advanced towing system programming.

4340 Lafayette Rd, Indianapolis, IN 46254 (Approximately 2 miles from Speedway)

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Factory towing package maintenance

Business Information

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

C & C Automotive

4.7
(90 reviews)
Verified

A highly-rated, family-owned independent shop known for its honest service and technical competence. While they service all makes, they have developed a strong niche with GM vehicles and are frequently praised for their work on drivability, 4WD systems, and transmission services. They offer a personalized alternative to the dealership.

1111 N Main St, Speedway, IN 46224

Specialties & Features

4WD and towing system service
Transmission repair
General GMC diagnostics

Business Information

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

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

** The GMC repair market in Speedway is robust, heavily influenced by its proximity to Indianapolis. The quality of service is generally high, with a clear distinction between dealership and independent provider offerings. * **Average Quality & Competition:** The market is competitive. Customers have a clear choice between the OEM-certified expertise and higher cost of the dealership (Tom O'Brien) and the specialized, often more affordable, and personal service of independent shops (A-1 Auto, C & C Automotive). This competition helps maintain high standards across the board. * **Typical Pricing:** Pricing follows a standard tiered structure. Tom O'Brien GMC commands dealership-level labor rates and OEM parts pricing. Independent specialists like A-1 Auto and C & C Automotive typically offer labor rates 15-30% lower, with the option for high-quality aftermarket parts, providing significant cost savings for out-of-warranty vehicles. For complex diesel or transmission work, the specialized independents are often the preferred choice for both cost and expertise. **Researcher's Note:** It is common for the best automotive specialists in suburban areas to be located just outside specific town borders. The providers listed are the top-tier options serving the Speedway community, with C & C Automotive being the only one physically located within the Speedway town limits. All are established, reputable businesses capable of handling the specialized services you require.

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 Speedway regulations and climate