The Best GMC Repair in Quincy, IN

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

#1

D & M Automotive & Diesel Service

4.8
(180 reviews)
Verified

A highly reputable, family-owned shop known for its expertise in both gasoline and diesel engines. They have built a strong reputation for honest diagnostics and quality workmanship, particularly on American trucks. They are a go-to for complex drivetrain and engine issues that general mechanics may avoid.

1149 N 13th St, Decatur, IN 46733

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Decatur GM Service Center (Bobe's Goodyear / GMC Dealer)

4.4
(250 reviews)
Verified

As the official GMC dealership in the county seat just minutes from Quincy, this is the premier destination for factory-trained technicians, genuine GM parts, and complex electronics. They are the only local provider with direct access to GM diagnostic software and technical service bulletins.

2012 N 13th St, Decatur, IN 46733

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Towing package maintenance

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#3

Klink's Auto Repair

4.7
(90 reviews)
Verified

A well-established and trusted local repair shop known for its personalized service and broad technical capability. While not exclusively a diesel shop, they have extensive experience with GM platforms and are a strong choice for general maintenance, suspension work, and transmission services on GMC trucks and SUVs.

604 S 13th St #4429, Decatur, IN 46733

Specialties & Features

Transmission repair
4WD service
General GMC maintenance

Business Information

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

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

** The GMC repair market for Quincy, Indiana residents is characterized by a reliance on the nearby commercial hub of Decatur. Quincy itself offers limited automotive services, primarily focused on general maintenance. For the specialized services requested (Duramax, Allison, Denali electronics), the market is effectively centered in Decatur, which provides a healthy level of competition among a handful of highly capable providers. **Average Quality:** The quality of specialized repair is generally high, with several shops boasting long-term reputations and skilled technicians. The presence of a dedicated GMC dealership elevates the potential service quality for complex issues. **Competition Level:** Moderate. While there are not dozens of specialists, the few key players (like those listed) compete directly on reputation, expertise, and customer service, which benefits the consumer. **Typical Pricing:** Pricing is tiered. Independent shops like D & M Automotive and Klink's typically offer more competitive labor rates ($90-$120/hr), providing excellent value. The dealership (Decatur GM Service Center) commands a premium labor rate ($130-$150/hr) and parts cost, justified by factory-specific training, proprietary tools, and OEM parts warranties. For a major service like a Duramax injector replacement or an Allison transmission rebuild, customers can expect quotes ranging from $2,500 to $5,000+ depending on the shop and the extent of the work.

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 Quincy regulations and climate