The Best GMC Repair in Greenwood Lake, NY

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

#1

J & L Auto & Truck Repair

4.8
(180 reviews)
Verified

A highly reputable, family-owned shop known for its technical depth with modern GM trucks and SUVs. They have invested in advanced diagnostic tools specifically for GM platforms, including Duramax and EcoTec systems. Their technicians have direct experience with the complex electronics in Denali trims and heavy-duty towing systems.

65 Oak St, Warwick, NY 10990

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty towing systems

Business Information

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

Monroe Automotive

4.7
(220 reviews)
Verified

This shop has built a strong local reputation for honest service and technical expertise. They are particularly adept at 4WD system diagnostics and suspension work on GM trucks, from leveling kits on Sierras to full suspension overhauls on heavy-duty models. They also handle routine maintenance and complex repairs on the GM 10-speed automatic transmission.

495 State Route 17M, Monroe, NY 10950

Specialties & Features

4WD system service
Heavy-duty truck suspension
GM 10-speed transmission repair

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

German & American Auto Service

4.6
(150 reviews)
Verified

While the name suggests a broad focus, this shop has specific, highly-trained ASE Master Technicians with GM certifications. They excel in electrical diagnostics, making them a go-to for troubleshooting Denali luxury features, infotainment systems, and advanced driver-assistance systems (ADAS) calibration. They also perform comprehensive EcoTec engine diagnostics and service.

8 Glenwood Ave, Monroe, NY 10950

Specialties & Features

Denali electronics diagnostics
EcoTec engine service
Towing package maintenance

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Greenwood Lake

** The GMC repair market serving Greenwood Lake, NY, is characterized by a handful of high-quality, independent shops in the surrounding Warwick Valley and Monroe areas, rather than a high volume of competition directly within the village. This is typical for a community of its size. The average quality of these top-tier providers is exceptionally high, as evidenced by their consistent 4.6+ star ratings and lengthy tenure. They compete not on price alone but on specialized knowledge, particularly for complex systems like Duramax diesel and Allison transmissions, which general mechanics often avoid. Pricing is at a premium compared to standard repair shops, reflecting the higher level of technician expertise, specialized tooling, and diagnostic time required for modern GMC trucks and SUVs. Customers can expect to pay for quality but are generally provided with reliable, expert service that justifies the cost.

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 Greenwood Lake regulations and climate