Top 3 GMC Repair Shops in Northumberland

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

#1

Lancaster Village Garage

4.7
(180 reviews)
Verified

A long-standing, family-owned garage known for its deep roots in the community and expertise with both domestic and diesel-powered vehicles. They are highly trusted for complex diagnostics and heavy-duty truck service, making them a top choice for GMC Sierra and Denali owners.

39 Main St, Lancaster, NH 03584

Specialties & Features

Duramax diesel service
Heavy-duty suspension
Allison transmission repair

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes
#2

Littleton Chevrolet Buick GMC Service Center

4.4
(250 reviews)
Verified

As the area's authorized GMC dealership service department, this is the premier destination for factory-trained technicians, genuine GM parts, and complex warranty or electronic work, especially on Denali models and newer vehicles with advanced driver-assistance systems.

179 Cottage St, Littleton, NH 03561

Specialties & Features

Denali luxury/electronics
EcoTec engine diagnostics
Factory towing package maintenance

Business Information

Years in Business:50 years
Licensed:Yes
Insured:Yes
#3

North Country Auto

4.8
(90 reviews)
Verified

A highly-rated independent shop with a reputation for honest service and technical proficiency. They have developed a strong niche in servicing the needs of local tradespeople and outdoors enthusiasts, which translates to expertise in GMC trucks, 4WD systems, and towing-related maintenance.

18 Fairgrounds Rd, Plymouth, NH 03264

Specialties & Features

4WD system service
Towing system maintenance
General GMC diagnostics
repair

Business Information

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

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

** The GMC repair market serving Northumberland, NH, is characterized by a reliance on reputable regional providers rather than in-town specialists. The competition is not dense but is of a very high quality, consisting of long-established, trusted local businesses. Consumers have a clear choice between the factory-backed expertise and cutting-edge diagnostic tools of the Littleton dealership and the highly personalized, often more cost-effective, and mechanically-focused service of independent garages like Lancaster Village Garage and North Country Auto. Typical labor rates in this region are moderate, generally ranging from **$115 - $150 per hour**, with the dealership typically at the higher end of that scale. For specialized diesel (Duramax) or transmission (Allison) work, these rates are justified by the required expertise and equipment. Overall, GMC owners in the area have access to excellent service options that are capable of handling everything from routine maintenance on a Canyon to complex repairs on a Sierra 3500HD Denali.

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 Northumberland regulations and climate