The Best GMC Repair in Henderson, NY

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

#1

LaFave Chevrolet GMC

4.5
(180 reviews)
Verified

As the local, factory-authorized GMC dealership, LaFave provides the most direct access to OEM parts, specialized tools, and GM-trained technicians. Their service department is equipped to handle everything from routine maintenance on EcoTec engines to complex diagnostics on Denali electronics and Duramax diesel performance.

23271 State Route 12, Watertown, NY 13601

Specialties & Features

Duramax diesel service
Denali luxury features and electronics
Factory towing package maintenance

Business Information

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

North Shore Auto & Truck Repair

4.7
(95 reviews)
Verified

A highly-rated independent shop known for its expertise in diesel and heavy-duty truck repair. They have built a strong reputation for honest diagnostics and quality workmanship on complex drivetrain and suspension systems, making them a top choice for GMC 2500/3500 series owners.

24857 US Route 11, Watertown, NY 13601

Specialties & Features

Heavy-duty truck suspension
Allison transmission repair
4WD and towing system service

Business Information

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

A-1 Transmission & Auto Repair

4.4
(70 reviews)
Verified

While their name highlights transmissions, this well-established local shop offers comprehensive automotive repair services. They receive consistent praise for their work on both standard transmissions and the sophisticated Allison models found in GMC trucks, alongside general engine diagnostics and repair.

1445 Arsenal St, Watertown, NY 13601

Specialties & Features

Allison transmission repair
EcoTec engine diagnostics
General drivetrain service

Business Information

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

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

** The GMC repair market serving Henderson, NY, is characterized by a reliance on the larger service centers in Watertown, approximately a 15-20 minute drive away. The market is not oversaturated with specialists, leading to a high level of competence and investment in specific skill sets among the top providers. The average quality of service is good to excellent, with a clear distinction between the dealership experience (LaFave) and the specialized independent shops (North Shore, A-1). Competition is healthy but not cutthroat, as each leading provider has carved out a reputation for specific strengths—dealership certification, heavy-duty/diesel focus, and transmission expertise. Typical pricing follows a standard tiered structure: dealership labor rates are at a premium, followed by the specialized independents, with general mechanics being the most economical but less equipped for GMC-specific complex issues. For Henderson residents requiring specialized service on Duramax, Allison, or advanced electronic systems, traveling to Watertown is the standard and necessary practice.

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 Henderson regulations and climate