The Best GMC Repair in Henniker, NH

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

#1

Henniker Service Center

4.7
(180 reviews)
Verified

A long-standing, family-owned full-service garage that is the most trusted local option for all automotive needs, including GMC trucks and SUVs. They are known for their honest diagnostics, personalized service, and deep roots in the community. While not a dedicated GMC specialist, their experienced technicians handle everything from routine maintenance on EcoTec engines to complex 4WD and towing system repairs.

128 Maple St, Henniker, NH 03242

Specialties & Features

EcoTec engine diagnostics
4WD and towing system service
general GMC maintenance

Business Information

Years in Business:35 years
Licensed:Yes
Insured:Yes
#2

P&H Service Center

4.5
(120 reviews)
Verified

Located just over the town line in Hillsboro, P&H is a well-regarded service center with a strong reputation for tackling more complex mechanical work. They have specific expertise in truck repair, including suspension work on GMC Sierras and transmission services. They are a go-to for residents who need work beyond basic maintenance.

161 Henniker St, Hillsboro, NH 03244

Specialties & Features

Heavy-duty truck suspension
transmission repair
towing package maintenance

Business Information

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

Quirk Chrysler Dodge Jeep Ram Service Center

4.3
(250 reviews)
Verified

While part of a CDJR dealership, their state-of-the-art service department in nearby Concord is equipped and staffed to handle all major truck systems, making them a viable option for GMC owners, especially for diesel and transmission work. Their technicians receive factory-level training on diesel engines (akin to Duramax) and complex transmissions (like the Allison), and they have the specialized diagnostic tools for modern vehicle electronics.

76 Manchester St, Concord, NH 03301

Specialties & Features

Diesel engine service
transmission repair
advanced electronics diagnostics

Business Information

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

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

** The GMC repair market in Henniker itself is characterized by a single, highly reputable, general-purpose service center (Henniker Service Center) that handles the majority of local needs. For a town of its size, the quality of service is exceptionally high, driven by long-term community relationships and a focus on trustworthiness. However, due to the lack of a dedicated GMC or diesel specialist within Henniker, competition is low, and residents must look to neighboring towns like Hillsboro and Concord for more specialized services, particularly for Duramax diesel or complex Allison transmission work. This creates a two-tier market: local generalists for most repairs and regional specialists for major, brand-specific issues. Pricing reflects this structure; local shops offer competitive, small-town labor rates, while dealerships and larger service centers in Concord command premium pricing aligned with their specialized equipment, training, and overhead. For Denali-specific luxury features and advanced electronics, the dealerships in Concord remain the primary resource due to their proprietary GM diagnostic software and direct access to technical service bulletins.

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 Henniker regulations and climate