The Best GMC Repair in Barrington, NH

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

#1

Rochester GM

4.5
(280 reviews)
Verified

As the closest authorized GM dealership to Barrington, Rochester GM is the premier destination for factory-level service. Their technicians are GM-certified and have direct access to the latest technical service bulletins, specialized tools, and OEM parts. They are the go-to for complex electrical issues, warranty work, and maintaining factory specifications on Denali models.

24 Farmington Rd, Rochester, NH 03867

Specialties & Features

Denali electronics and features
Allison transmission repair
EcoTec engine diagnostics

Business Information

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

Lee's Auto & Truck Repair

4.7
(150 reviews)
Verified

A highly reputable independent shop known for its expertise in both light and heavy-duty domestic trucks. Lee's has built a strong reputation for honest diagnostics and quality workmanship on complex drivetrain and engine systems. They are a top choice for diesel and transmission work outside of the dealership.

48 Portland St, Rochester, NH 03867

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
Towing package maintenance

Business Information

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

D & S Diesel & Auto Repair

4.8
(90 reviews)
Verified

A specialist shop focused specifically on diesel performance and repair. D & S is the clear expert for Duramax engine service, from routine maintenance to major repairs and performance tuning. Their technicians have deep, focused knowledge that surpasses general mechanics, making them ideal for serious truck owners.

85C Old Dover Rd, Rochester, NH 03868

Specialties & Features

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

Business Information

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

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

** The GMC repair market serving Barrington, NH is characterized by a reliance on the larger commercial centers of Rochester and Dover. Barrington itself lacks a dedicated GMC-specific specialist, creating a "hub-and-spoke" model where residents travel short distances for quality service. The market is moderately competitive, with a clear tiered structure: * **Top Tier (Dealership):** Rochester GM represents the top tier for factory-certified repairs, particularly for warranty work, advanced electronics, and brand-new models. Their pricing is typically the highest, reflecting OEM parts and dealer labor rates. * **Independent Specialists:** Shops like Lee's Auto and D & S Diesel form a strong second tier, offering deep mechanical expertise often at a 15-25% lower cost than the dealership. They compete on reputation, personalized service, and specialized knowledge in areas like diesel engines and heavy-duty systems. * **Typical Pricing:** For common services, expect dealership labor rates in the $145-$165/hour range, while quality independents charge between $115-$140/hour. Parts markups also follow this trend. This market dynamic provides GMC owners with excellent options, ranging from factory-perfect maintenance at the dealership to highly specialized, cost-effective repairs from proven independents.

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 Barrington regulations and climate