Top 3 GMC Repair Shops in Neptune

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

#1

Route 35 GMC

4.5
(280 reviews)
Verified

As the local authorized GMC dealership, Route 35 GMC is the premier destination for factory-level service. Their master technicians receive direct training from GM and have access to the latest technical service bulletins, specialized tools, and genuine GM parts. They are best equipped to handle complex electronics, warranty work, and the latest model-year technologies.

3300 State Route 35, Neptune, NJ 07753

Specialties & Features

Denali luxury features and electronics
Allison transmission repair
EcoTec engine diagnostics

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

A-1 Transmission & Auto Repair

4.8
(190 reviews)
Verified

A-1 is a family-owned and operated specialist with a stellar reputation for transmission work, which is a cornerstone of your request. They have extensive experience with the Allison transmission series found in GMC trucks and SUVs. Their expertise extends to the drivetrain systems that interact with the transmission, including 4WD and towing systems, making them an excellent independent alternative to the dealership.

2104 State Route 35, Neptune, NJ 07753

Specialties & Features

Allison transmission repair
4WD and towing system service
Duramax diesel service

Business Information

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

Complete Car & Truck Repair

4.7
(160 reviews)
Verified

Located just minutes from Neptune in neighboring Asbury Park, Complete Car & Truck Repair has built a strong reputation for handling heavy-duty trucks and complex diagnostics. They are particularly noted for their work on diesel engines and suspension systems, catering to owners of GMC Sierra HD models. Their reviews frequently praise their honest diagnostics and ability to solve problems other shops cannot.

1601 Main St, Asbury Park, NJ 07712

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
EcoTec engine diagnostics

Business Information

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

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

** The GMC repair market in Neptune, NJ, is characterized by a clear hierarchy. The authorized dealership (Route 35 GMC) represents the top tier for factory-specific, warranty, and advanced electronic work, often at a premium price point. The market is supported by a handful of highly competent, long-standing independent shops that have carved out niches in specific mechanical domains like transmissions (A-1) and diesel/heavy-duty systems (Complete Car & Truck Repair). Competition is healthy but not oversaturated, which has fostered an environment where reputation and technical specialization are paramount for survival. Typical pricing reflects the Jersey Shore cost of living, with dealership labor rates being the highest, followed by the specialized independents. Customers can expect high-quality work but should also expect to pay for the expertise required to service complex systems like Duramax engines and Allison transmissions. For a consumer, the choice often comes down to the specific repair need—dealership for electronics and warranty, specialized independents for core mechanical systems.

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 Neptune regulations and climate