Top 3 GMC Repair Shops in Highland Lakes

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

#1

Beyer's GM & Imports

4.8
(180 reviews)
Verified

A family-owned and operated business with a stellar reputation for specializing exclusively in GM vehicles. They are known for their technical expertise, particularly with complex diesel and transmission systems, and for providing a dealership-level of knowledge with independent shop pricing and personal service.

100 Route 23, Sussex, NJ 07461 (Approx. 5 miles from Highland Lakes)

Specialties & Features

Duramax diesel service
Allison transmission repair
GM electronics
diagnostics

Business Information

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

Vernon Transmission & Auto Care

4.6
(120 reviews)
Verified

While "Transmission" is in their name, this well-established shop offers comprehensive automotive care with a recognized specialty in 4WD, AWD, and truck services. They are a go-to for Allison transmission rebuilds and heavy-duty suspension work on trucks used for towing and hauling.

434 Route 515, Vernon, NJ 07462 (Approx. 4 miles from Highland Lakes)

Specialties & Features

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

Business Information

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

Interstate Auto & Truck Repair

4.4
(90 reviews)
Verified

This shop explicitly markets itself as an auto *and truck* repair center, making it a strong candidate for owners of GMC Sierras, Sierras HD, and Yukon XLs. They handle a wide range of services from routine EcoTec maintenance to more complex drivability and electrical issues on heavy-duty platforms.

23 US-206, Augusta, NJ 07822 (Approx. 7 miles from Highland Lakes)

Specialties & Features

EcoTec engine diagnostics
towing package maintenance
general GMC truck service

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Highland Lakes

** The GMC repair market in the immediate Highland Lakes area is limited, with no dedicated GMC-specific specialists located directly within the town's small commercial footprint. Therefore, residents typically rely on reputable service providers in neighboring communities such as Vernon, Sussex, and Augusta. The competition is moderate, characterized by a few high-quality, long-standing independent shops that have built trust through generations of local service. The average quality is high among these established players, as they survive on reputation in a close-knit area. Pricing is typically 20-30% lower than dealerships (like the ones in Morristown or Wayne) but reflects the specialized expertise and overhead of independent businesses. For highly specific issues, particularly with Denali electronics or complex Duramax emissions systems, customers may still consider the dealer for the absolute latest diagnostic software, though the shops listed above are well-equipped for the vast majority of repairs and services.

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 Highland Lakes regulations and climate