The Best GMC Repair in Grafton, NH

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

#1

Canton Auto Service

4.8
(180 reviews)
Verified

A family-owned and operated garage known for its exceptional diagnostic capabilities and honest service. They have built a strong reputation for handling complex repairs on domestic trucks and SUVs, with specific expertise in GM products. They are a top choice for GMC owners seeking reliable, long-term care for their vehicles.

1277 US Route 4, Canaan, NH 03741

Specialties & Features

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

Business Information

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

Twin Bridge Motors

4.6
(120 reviews)
Verified

Located just west of Grafton, Twin Bridge Motors is a well-established service center that explicitly advertises expertise with GM trucks and diesel engines. They are equipped to handle everything from routine EcoTec engine maintenance to heavy-duty suspension work and advanced electrical diagnostics, making them a great all-around specialist.

345 Main Street, Danbury, NH 03230

Specialties & Features

Heavy-duty truck suspension
EcoTec engine diagnostics
Denali luxury features and electronics

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Grafton Garage

4.3
(65 reviews)
Verified

The only repair shop physically located within the town of Grafton. While a more general repair facility, they have deep roots in the community and are known for dependable service on all domestic vehicles, including GMC trucks. They handle standard maintenance, brake work, and suspension services, and can facilitate more complex specialist work through their network.

12 Orange Road, Grafton, NH 03240

Specialties & Features

General GMC maintenance
brake services
light suspension work

Business Information

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

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

** The GMC repair market servicing Grafton, NH, is characteristic of a rural New England region. There are no large, corporate-owned dealerships within the town itself. The market consists primarily of independent, family-owned shops that have earned their reputation through decades of community service and word-of-mouth. * **Average Quality:** The quality of service is generally high, with a focus on personal relationships and trust. Shops like Canton Auto and Twin Bridge Motors represent the upper tier, offering specialized, dealership-level expertise without the dealership pricing. * **Competition Level:** Competition is moderate but specialized. While there are several general mechanics, true specialists for complex systems like Duramax diesel or Allison transmissions are limited and highly valued. This often means scheduling appointments in advance is necessary. * **Typical Pricing:** Labor rates are competitive, typically ranging from $110-$150 per hour, which is often significantly less than a dealership in a larger city like Concord or Lebanon. Parts pricing is generally at market rate. For major jobs like transmission rebuilds or diesel injector replacement, customers should expect estimates in the several thousand-dollar range, consistent with national averages for such specialized 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 Grafton regulations and climate