The Best GMC Repair in Ada, OH

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

#1

GMC Lima

4.3
(180 reviews)
Verified

As the area's only factory-authorized GMC dealership, this provider offers the highest level of brand-specific technical expertise. Their service department has direct access to GM diagnostics, tools, training, and original parts. They are the premier choice for complex electrical issues, warranty work, and maintaining Denali luxury features.

2400 N. Cable Road, Lima, OH 45805

Specialties & Features

Duramax diesel service
Allison transmission repair
Denali electronics
features

Business Information

Years in Business:50 years
Licensed:Yes
Insured:Yes
#2

Certified Transmission & Auto Care

4.7
(250 reviews)
Verified

A highly reputable, family-owned business with a stellar reputation for transmission work, especially with the robust Allison transmissions found in GMC HD trucks. They have expanded their services to become a full-service auto and truck care center, with specific expertise in diesel service, 4WD systems, and towing-related maintenance.

123 S. Cole Street, Lima, OH 45805

Specialties & Features

Allison transmission repair
4WD and towing system service
diesel engine maintenance

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

Ada Auto & Truck Repair

4.5
(90 reviews)
Verified

The most local option physically located within Ada. This well-established independent shop is known for its honest diagnostics and personalized service. While they may not have the brand-specific certification of the dealership, they have experienced technicians capable of handling a wide range of GMC repairs, including EcoTec engine diagnostics, suspension work, and general towing package maintenance.

725 S. Main St, Ada, OH 45810

Specialties & Features

EcoTec engine diagnostics
heavy-duty truck suspension
general towing package maintenance

Business Information

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

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

** The GMC repair market in the Ada, Ohio area is characterized by a reliance on the nearby Lima market for specialized, heavy-duty services. Ada itself, being a smaller college town, supports excellent general auto repair shops like Ada Auto & Truck Repair, which are ideal for routine maintenance and common issues. For the highly specialized services requested—particularly Duramax, Allison transmission, and advanced Denali electronics—residents typically drive the short distance to Lima. Here, the market is competitive and of high quality. The presence of a dedicated GMC dealership (**GMC Lima**) sets a high bar for OEM-level service, while specialized independents like **Certified Transmission & Auto Care** compete effectively on specific complex drivetrain work, often at a more competitive labor rate. Typical pricing follows a tiered structure: dealership labor rates are the highest, reflecting factory training and proprietary tools; specialized independents are mid-range; and local general shops offer the most budget-friendly rates for less complex jobs. Customers in this region have the advantage of choice, able to select a provider based on the specific nature of their GMC's repair needs, balancing cost, convenience, and technical specialization.

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 Ada regulations and climate