The Best GMC Repair in Decatur, IN

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

#1

Tom's Service Center

4.8
(180 reviews)
Verified

A family-owned and operated staple in the Decatur community for decades, Tom's Service Center has built an impeccable reputation for honest diagnostics and expert repair work on American-made trucks. They are particularly renowned for their deep mechanical knowledge of GM powertrains, from older models to the latest Duramax and EcoTec engines. Their technicians are experienced in complex electrical and suspension systems, making them a top choice for Denali owners and those with heavy-duty towing needs.

801 S 13th St, Decatur, IN 46733

Specialties & Features

Duramax diesel service
Heavy-duty suspension
EcoTec engine diagnostics

Business Information

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

Harting's Auto Service & Towing

4.7
(150 reviews)
Verified

Harting's is a well-established, full-service auto repair and towing company known for its reliability and comprehensive service offerings. They have a strong focus on transmission work, including the robust Allison transmissions found in GMC trucks and SUVs. Their expertise in 4WD systems and direct experience with vehicles used for towing makes them a trusted local resource for GMC Sierra and Yukon owners.

1202 N 13th St, Decatur, IN 46733

Specialties & Features

Allison transmission repair
4WD and towing system service
General GM diagnostics

Business Information

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

Tom Kelley GMC Buick (Authorized Dealer)

4.6
(250 reviews)
Verified

As the local authorized GMC dealership, Tom Kelley provides the most direct access to factory-trained technicians, genuine GM parts, and the latest proprietary diagnostic software. This is the definitive source for complex electronics, Denali luxury feature repairs, warranty work, and recall services. Their service department is specifically equipped to handle all the specialized requirements of modern GMC vehicles.

2402 N 13th St, Decatur, IN 46733

Specialties & Features

Denali luxury features and electronics
Towing package maintenance
Factory-level diagnostics

Business Information

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

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

** The GMC repair market in Decatur, Indiana, is characterized by a strong presence of established, family-owned repair shops alongside a single, dominant authorized dealership. The market is not oversaturated, but the competition is based intensely on reputation and long-term trust within the community. The average quality of service is high, as these businesses have survived by catering to a local, repeat customer base. **Typical Pricing:** Pricing is tiered. Independent specialists like Tom's and Harting's typically offer more competitive labor rates ($90-$120/hr), making them a value-conscious choice for major mechanical work. The dealership (Tom Kelley) commands higher labor rates ($130-$150/hr) and parts costs, justified by their OEM-specific training, tools, and parts. For complex electronic issues or warranty-related work, the dealership is often the necessary and most efficient choice, while for mechanical and drivetrain expertise, the independents are highly respected and often preferred.

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 Decatur regulations and climate