The Best GMC Repair in Denison, KS

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

#1

Bryant's Auto & Diesel Repair

4.8
(180 reviews)
Verified

A family-owned and operated shop widely regarded as the leading diesel and transmission specialist in the region. They are known for their deep technical expertise with modern GMC trucks, particularly Duramax and Allison systems. Their service is highly personalized, and they are a trusted source for complex diagnostics and heavy-duty repairs.

1124 South Street, Clay Center, KS 67432 (Approx. 15 miles from Denison)

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Dick's Automotive & Transmission

4.6
(120 reviews)
Verified

Dick's has built a strong reputation over two decades for transmission work and general automotive repair. They are a certified installer for several major transmission parts manufacturers and are frequently recommended for both routine service and major overhauls on GMC Allison transmissions and 10-speed units.

1725 Lincoln Avenue, Clay Center, KS 67432 (Approx. 15 miles from Denison)

Specialties & Features

Allison transmission repair
4WD and towing system service
EcoTec engine diagnostics

Business Information

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

Denison Truck & Auto, LLC

4.4
(50 reviews)
Verified

The primary local option within Denison itself. This shop handles the day-to-day maintenance and repair needs for the community. While less specialized in complex diesel engine overhauls, they are fully capable of handling routine service, electrical diagnostics, suspension work, and towing package maintenance for GMC vehicles.

101 Main Street, Denison, KS 66419

Specialties & Features

EcoTec engine diagnostics
Towing package maintenance
General GMC service
repair

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market servicing Denison, Kansas, is characteristic of a rural community. There is one reliable local general repair shop (Denison Truck & Auto) that handles a wide array of basic services. For specialized, high-level work—particularly on Duramax diesel engines, Allison transmissions, and advanced 4WD systems—residents consistently rely on established specialists in nearby Clay Center, which acts as a regional hub for automotive expertise. The competition level for specialized GMC repair is moderate, with a few highly reputable shops dominating the market for complex jobs. This concentration of expertise in a neighboring town means customers don't have a wide range of choices for specialty work but can be confident in the quality of the top providers. Pricing is generally competitive and reflects the high level of technician skill and specialized tooling required for modern GMC trucks, with diesel and transmission services commanding a premium over standard automotive repair.

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 Denison regulations and climate