The Best GMC Repair in Port Monmouth, NJ

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

#1

Monmouth Automotive

4.8
(280 reviews)
Verified

A highly reputable, family-owned auto repair center known for its advanced diagnostics and expertise with both domestic and import vehicles. They receive consistent praise for their honest diagnostics, quality workmanship, and ability to handle complex issues on modern GMC trucks, including diesel engines and sophisticated electronics.

994 State Route 36, Port Monmouth, NJ 07758

Specialties & Features

EcoTec engine diagnostics
Allison transmission service
Denali electronics
features

Business Information

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

A-1 Complete Auto Repair

4.7
(180 reviews)
Verified

A well-established shop with a strong focus on American trucks and SUVs. They have built a loyal customer base by specializing in suspension work, 4WD systems, and powertrain repairs. Their technicians are particularly adept at handling the demands of heavy-duty GMC trucks used for towing and hauling.

1259 State Route 36, Port Monmouth, NJ 07758

Specialties & Features

Heavy-duty truck suspension
4WD system service
towing package maintenance

Business Information

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

The Auto Technicians

4.6
(120 reviews)
Verified

While serving all makes and models, this shop has certified technicians with specific expertise in General Motors vehicles. They are a go-to for more advanced mechanical work, including transmission rebuilds and engine diagnostics. Customer reviews frequently highlight their technical competence and fair pricing on significant repairs.

2271 State Route 35, Holmdel, NJ 07733 (Serves the Port Monmouth area)

Specialties & Features

Transmission repair (Allison
10-speed)
Duramax diesel service
general GMC diagnostics

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Port Monmouth

** The GMC repair market in and around Port Monmouth is characterized by a handful of highly competent, independent shops rather than a saturated, high-competition environment. The proximity to major highways and coastal areas means a significant number of customers own trucks, SUVs, and boats, creating a strong demand for the specific services you listed, particularly diesel, transmission, and towing system expertise. **Average Quality:** The quality is generally high, with several long-standing businesses competing on reputation and specialized knowledge rather than price alone. These top-tier shops consistently achieve ratings above 4.5 stars. **Competition Level:** Moderate. There is a clear distinction between general mechanics and the specialists identified above. Customers seeking expert-level work on complex GMC systems have a limited but excellent set of choices. **Typical Pricing:** Labor rates are in line with the regional average for Monmouth County, typically ranging from **$130 - $170 per hour**. Given the specialization required for Duramax and Allison systems, these services command a premium. Expect diagnostics to be thorough and potentially higher-cost, but this is offset by the precise repairs performed by these experts.

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 Port Monmouth regulations and climate