Top 3 GMC Repair Shops in Sewaren

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

#1

A-1 Complete Auto Repair

4.8
(240 reviews)
Verified

A long-standing, family-owned business with a reputation for honesty and technical expertise. They are known for handling complex diagnostics and repairs on modern GMC trucks and SUVs, from engine work to advanced electronics. Their technicians have deep experience with the full range of GMC powertrains.

1000 Amboy Ave, Woodbridge, NJ 07095

Specialties & Features

Duramax diesel service
EcoTec engine diagnostics
Allison transmission repair

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Woodbridge Auto Clinic

4.7
(180 reviews)
Verified

This shop has built a strong local reputation for its methodical approach to diagnostics and high-quality workmanship. They specialize in both routine maintenance and major repairs for American trucks and SUVs, with a significant portion of their business dedicated to GMC vehicles, including Denali trim levels.

125 Main St, Woodbridge, NJ 07095

Specialties & Features

Transmission repair
4WD and towing system service
Denali electronics

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Keystone Auto & Truck Repair

4.6
(150 reviews)
Verified

While serving all makes and models, Keystone has developed a niche in light-duty and heavy-duty truck repair. They are a go-to shop for suspension work, towing package maintenance, and repairs on vehicles used for commercial or heavy personal use. They understand the demands placed on GMC Sierra and Canyon trucks.

450 Rahway Ave, Woodbridge, NJ 07095

Specialties & Features

Heavy-duty truck suspension
towing package maintenance
diesel engine service

Business Information

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

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

** The GMC repair market serving Sewaren, NJ, is robust and competitive, characterized by a high density of independent auto repair shops in the greater Woodbridge Township area. The average quality is high, as shops must compete for a discerning customer base that includes both personal and commercial vehicle owners. **Competition Level:** Intense. Customers have a wide choice between numerous well-reviewed independents and several large, well-equipped dealerships (though dealerships are not the focus of this list). This competition generally benefits the consumer, driving a focus on customer service, fair pricing, and technical specialization. **Typical Pricing:** Labor rates in this region are typically in the **$125 - $165 per hour** range for independent specialists. Shops specializing in complex diesel (Duramax) or transmission (Allison) work will command rates at the higher end of this scale. Overall, pricing is competitive with the regional Northern New Jersey average, but significantly more affordable than Manhattan or high-wealth enclaves in Bergen County. The specialized nature of the requested services (diesel, transmission, 4WD) means jobs are inherently premium, but the independent shop model offers savings of 30-50% compared to dealership service departments.

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 Sewaren regulations and climate