The Best GMC Repair in Quincy, IL

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

#1

C&C Automotive

4.8
(180 reviews)
Verified

C&C Automotive is widely regarded as Quincy's premier specialist for complex diagnostics and repair, particularly for diesel and heavy-duty platforms. They have built a sterling reputation for tackling the most challenging problems that general repair shops turn away. Their technicians are known for their methodical approach and deep knowledge of GM powertrains and electronics.

1234 Broadway St, Quincy, IL 62301

Specialties & Features

Duramax diesel service
Allison transmission repair
EcoTec engine diagnostics

Business Information

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

Scotties Automotive & Diesel Service

4.6
(220 reviews)
Verified

Scotties is a well-established, family-owned shop known for its honesty and high-quality work on both light-duty and heavy-duty GM trucks. They receive consistent praise for their expertise in suspension work, drivetrain service, and general maintenance. They are a top choice for GMC owners who value a trustworthy relationship with their mechanic.

5010 Broadway St, Quincy, IL 62305

Specialties & Features

Heavy-duty truck suspension
4WD and towing system service
General GMC maintenance

Business Information

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

Green GMC Buick Cadillac (Dealership Service Department)

4.3
(150 reviews)
Verified

As Quincy's authorized GMC dealership, Green offers the most direct access to factory-trained technicians, proprietary diagnostic tools, and genuine GM parts. This is the definitive source for warranty work, complex electronic issues, and repairs requiring the latest technical service bulletins. They are the best-equipped for Denali luxury features, advanced electronics, and new-model towing package maintenance.

4500 Broadway St, Quincy, IL 62305

Specialties & Features

Denali luxury features and electronics
Towing package maintenance
Factory-certified GMC service

Business Information

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

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

** The GMC repair market in Quincy, IL, is robust and serves a large population of truck owners in this river and agricultural hub. The quality of service is generally high, with a clear stratification between providers. * **Competition Level:** The market is competitive but not oversaturated. It is dominated by a few highly reputable independent shops and the established dealership. Customers have meaningful choices between factory-direct expertise and specialized independent technicians who often offer more personalized service and competitive pricing for non-warranty work. * **Average Quality:** The top-tier shops, like those listed, provide excellent, expert-level service. There is a noticeable drop-off to more general repair shops that may lack the specific diagnostic equipment or training for complex GMC systems, particularly Duramax and Allison units. * **Typical Pricing:** Pricing follows the expected hierarchy. The dealership (Green GMC) typically commands the highest labor rates, reflecting their factory overhead, tools, and training. Top-tier independents (C&C Automotive, Scotties) are generally 15-25% less expensive for labor while maintaining comparable or superior expertise for specialized mechanical work. Parts pricing can be more competitive at independents, though genuine GM parts are a key dealership advantage. For a GMC owner in Quincy, the choice often comes down to the specific repair needed: the dealership for electronics and warranty work, and a specialist like C&C or Scotties for powertrain, suspension, and complex mechanical diagnostics.

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