Top 3 GMC Repair Shops in Gilmanton Iron Works

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

#1

Gilford Auto & Truck Service

4.8
(180 reviews)
Verified

A family-owned and operated business with a stellar reputation for handling both light-duty and heavy-duty GM trucks and SUVs. They are known for their technical expertise, particularly with diesel powertrains and complex electronic systems. Their technicians have direct training and experience with GM-specific diagnostics and repair procedures.

45 Cherry Valley Road, Gilford, NH 03249

Specialties & Features

Duramax diesel service
Allison transmission repair
Denali electronics
diagnostics

Business Information

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

Tilton Truck & Auto

4.6
(120 reviews)
Verified

This shop has built a strong local presence by focusing on the service needs of truck owners, including many GMC Sierra and Canyon owners. They are highly regarded for their work on 4WD systems, suspension upgrades for heavy-duty models, and towing package installation and maintenance.

712 Laconia Road, Tilton, NH 03276

Specialties & Features

4WD and towing system service
heavy-duty truck suspension
EcoTec engine diagnostics

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Belmont Performance & Repair

4.4
(90 reviews)
Verified

While skilled in general automotive repair, this provider has developed a niche in performance diagnostics and engine management, making them an excellent choice for troubleshooting complex issues with EcoTec3 and Duramax engines that other shops may struggle with. They offer a more personalized service experience.

112 S. Main Street, Belmont, NH 03220

Specialties & Features

EcoTec engine diagnostics
Duramax diesel service
transmission repair

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top GMC Repair Auto Repair Shops in Gilmanton Iron Works

** The GMC repair market serving Gilmanton Iron Works is characterized by a small number of highly specialized independent shops, as detailed above, rather than a high volume of competition. There are no dedicated GMC-only specialist shops within the town limits itself. The market is dominated by skilled, independent garages in neighboring towns that have earned their reputation through word-of-mouth and demonstrated expertise with GM platforms. **Average Quality:** The quality of service is generally high among the top-tier providers, as they compete on reputation and technical capability rather than price alone. These shops typically invest in advanced scan tools and ongoing technician training. **Competition Level:** Moderate. While there are several general auto repair shops, only a few have the specific tooling, software, and experience to properly service the full range of GMC's complex systems, particularly Duramax diesel and Allison transmissions. This specialization creates a niche with less direct competition. **Typical Pricing:** Labor rates in this region of New Hampshire are competitive, typically ranging from **$110 - $150 per hour**. Specialized diesel or transmission work will be at the higher end of this scale. Pricing for these specialized services is generally in line with regional averages but is a premium over general automotive repair due to the required expertise and equipment.

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 Gilmanton Iron Works regulations and climate