The Best GMC Repair in Sherman, ME

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

#1

Patten Garage Inc.

4.7
(128 reviews)
Verified

A long-standing, family-owned full-service garage known for its deep roots in the community and expertise with American trucks, including GMC. They are the go-to for complex diagnostics and heavy-duty work in the Katahdin region. Their technicians have extensive experience with the powertrains and systems common to GMC trucks and SUVs.

1030 Medway Rd, Patten, ME 04765

Specialties & Features

Duramax diesel service
Allison transmission repair
4WD and towing system service

Business Information

Years in Business:45 years
Licensed:Yes
Insured:Yes
#2

County General Motors

4.3
(89 reviews)
Verified

While not in Sherman, this is the closest authorized GM dealership service center, providing factory-trained technicians and genuine GM parts. They are best equipped to handle warranty work, complex electronics, and updates specific to Denali models and newer vehicles.

11 Main St, Houlton, ME 04730

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Factory towing package maintenance

Business Information

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

S.W. Collins & Son Auto Service Center

4.5
(204 reviews)
Verified

Part of a trusted, multi-generational Maine business, their auto service center in Caribou is well-regarded for professional and reliable repairs. They service a large fleet of local commercial vehicles, giving them significant experience with truck suspensions, transmissions, and diesel engines found in GMC heavy-duty models.

399 Main St, Caribou, ME 04736

Specialties & Features

Heavy-duty truck suspension
Transmission repair
Diesel engine service

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes

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

The GMC repair market serving Sherman, Maine, is characterized by a reliance on regional service providers due to the town's very small size and remote location. There are no dedicated GMC-exclusive repair shops within Sherman's immediate limits. The market is not highly competitive in terms of volume but is highly competitive in terms of reputation and trust. Residents depend on established, multi-generational businesses in nearby towns like Patten, Houlton, and Caribou. The average quality of service is high, as these businesses survive by building long-term trust within their communities. Typical pricing for specialized services (Duramax, Allison) is at or slightly above state averages, reflecting the specialized skill required and the costs of operating in a rural area. For complex electronic or Denali-specific issues, the dealership in Houlton is the primary option, while the independent garages in Patten and Caribou are preferred for mechanical, drivetrain, and suspension work due to their personalized service and often lower labor rates.

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 Sherman regulations and climate