Top 3 GMC Repair Shops in Highland Park

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

#1

German Auto Works & Sport

4.8
(180 reviews)
Verified

While the name suggests a European focus, this highly-rated independent shop has a strong reputation for expert diagnostics and repair on a wide range of domestic vehicles, including GMC trucks and SUVs. They are particularly praised for their technical knowledge, honesty, and ability to handle complex engine and transmission issues that general mechanics often avoid. They are a top choice for owners of newer GMC models with advanced electronics.

35 Cleveland Ave, Highland Park, NJ 08904

Specialties & Features

EcoTec engine diagnostics
Allison transmission repair
Denali electronics service

Business Information

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

Prestige GMC Service Department

4.4
(250 reviews)
Verified

As the official GMC dealership for the region, Prestige offers the highest level of factory-specific training, tools, and original parts. Their service department is the definitive source for warranty work, complex module programming, and repairs that require proprietary GM diagnostic systems. They are best suited for owners who prioritize OEM standards, especially for Denali trim features, towing system calibrations, and transmission software updates.

1015 US-1, Edison, NJ 08817 (Approx. 3 miles from Highland Park)

Specialties & Features

Denali luxury features and electronics
Towing package maintenance
Factory recalls and warranty service

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

A-1 Complete Auto Repair

4.6
(120 reviews)
Verified

A well-established, family-owned auto repair shop known for its reliable and comprehensive service on American trucks and SUVs. They have experienced technicians who are proficient with diesel engine service and heavy-duty components. They are a strong, cost-effective alternative to the dealership for major mechanical work like suspension repairs, transmission services, and routine maintenance on Duramax-powered trucks.

1017 US-1, Edison, NJ 08817 (Approx. 3 miles from Highland Park)

Specialties & Features

Heavy-duty truck suspension
Duramax diesel service
4WD system service

Business Information

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

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

** The GMC repair market in the immediate Highland Park area is characterized by a mix of highly competent independent shops and a major dealership located just minutes away in neighboring Edison. The market is **moderately competitive** with a clear distinction in service offerings. * **Average Quality:** The quality is generally high. The presence of a top-tier dealership (Prestige GMC) sets a high bar for factory-standard service, while the robust independent shops (like German Auto Works and A-1 Complete) offer expert-level, often more personalized, service at a typically lower labor rate. * **Competition Level:** Competition is healthy. Independents compete on price, personalized service, and deep mechanical expertise, while the dealership leverages its OEM authority, specialized tools, and warranty affiliation. Customers have meaningful choices depending on their specific needs (e.g., an electronic glitch vs. a suspension lift). * **Typical Pricing:** Pricing follows a standard tiered structure. Dealership labor rates are at the premium end ($150-$180/hr), reflecting their overhead and factory training. Reputable independents offer more moderate rates ($120-$150/hr), providing significant savings for non-warranty work. Parts costs will also be higher at the dealership for genuine GM parts, but this is often necessary for electronic and sensor-related components. For heavy-duty mechanical work (suspension, diesel repair), the independents often provide the best value.

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 Park regulations and climate