The Best GMC Repair in Massapequa, NY

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

#1

Massapequa Auto Service

4.7
(280 reviews)
Verified

A long-standing, family-owned and operated full-service repair shop known for its honest diagnostics and high-quality workmanship. While not a dedicated GMC specialist, they have extensive experience with American trucks and SUVs, including complex engine and transmission work. They are a trusted local alternative to the dealership for routine and advanced repairs.

5850 Merrick Rd, Massapequa, NY 11758

Specialties & Features

EcoTec engine diagnostics
Allison transmission repair
4WD and towing system service

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

A & C Auto Repair

4.8
(150 reviews)
Verified

A highly-rated independent shop with a strong reputation for tackling complex drivetrain and electrical issues. Customer reviews frequently highlight their expertise with modern, computer-controlled systems found in GMC vehicles. They are a go-to for transmission service and 4WD repairs.

585 Broadway, Massapequa, NY 11758

Specialties & Features

Transmission repair (Allison
10-speed)
4WD diagnostics
towing package maintenance

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Sunrise Auto Repair

4.6
(90 reviews)
Verified

A well-respected local shop known for its personalized service and technical competence. They have invested in modern diagnostic equipment and have technicians skilled in engine performance and suspension work, making them a solid choice for EcoTec service and heavy-duty suspension needs on GMC trucks.

5109 Sunrise Hwy, Massapequa, NY 11758

Specialties & Features

Heavy-duty truck suspension
EcoTec engine diagnostics
general GMC service
maintenance

Business Information

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

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

** The GMC repair market in Massapequa is characterized by a mix of highly competent independent shops and the dominant presence of franchised dealerships in surrounding areas. The independent shops, like those listed above, compete primarily on personalized service, lower labor rates, and long-standing community trust. They excel at mechanical repairs (engines, transmissions, suspensions) and general diagnostics. For the most specialized services—particularly advanced Duramax diesel repair, complex Denali electronics (such as infotainment or active safety systems), and warranty work—residents often utilize the **Nielsen GMC** dealership in nearby Rockville Centre. This creates a market dynamic where independents handle the majority of repair needs, while the dealership captures the most brand-specific, high-tech, and warranty-related jobs. Typical pricing is competitive for the Long Island region, with independent shop labor rates ranging from **$120-$150/hour**, significantly less than dealership rates. The overall quality of service is high, with several shops boasting multi-decade reputations. Consumers have good options but should confirm a shop's specific experience with their vehicle's particular system before committing to major repairs.

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 Massapequa regulations and climate