The Best GMC Repair in Haddon Heights, NJ

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

#1

Haddon Auto Service & Diagnostic Center

4.8
(240 reviews)
Verified

A long-standing, family-owned shop known for its deep diagnostic capabilities and expertise with both domestic and import vehicles. They have cultivated a strong reputation for handling complex issues on GMC trucks, including Sierra and Yukon models. Their technicians are highly trained in advanced electronics and powertrain systems.

101 White Horse Pike, Haddon Heights, NJ 08035

Specialties & Features

EcoTec engine diagnostics
Denali luxury features and electronics
Allison transmission service

Business Information

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

Certified Transmission & Auto Care

4.6
(180 reviews)
Verified

Located just minutes from Haddon Heights in Westmont, this provider is the area's go-to expert for transmission repair and driveline services. They are an authorized service center for Allison Transmission and have specific experience with GM's 10-speed automatics. They also perform comprehensive service on 4WD systems and towing components.

24 Haddon Ave, Westmont, NJ 08108

Specialties & Features

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

Business Information

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

Turnersville Automotive & Diesel Service

4.7
(190 reviews)
Verified

While located a short drive away in Turnersville, this shop is widely recognized throughout South Jersey for its specialized diesel engine service. They are a top choice for GMC Sierra 2500/3500 owners with Duramax engines, offering everything from routine maintenance to major repairs and performance diagnostics. Their team is also proficient in general GMC truck care.

4000 State Highway 42, Turnersville, NJ 08012

Specialties & Features

Duramax diesel service
Towing package maintenance
Heavy-duty truck diagnostics

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Haddon Heights

The GMC repair market serving Haddon Heights is characterized by high-quality, independent specialists rather than a high volume of options. Due to the borough's size, residents are accustomed to utilizing top-tier services in adjacent communities like Westmont, Haddonfield, and Turnersville. The competition is strong among these established shops, driving a high standard of service quality and technical knowledge. **Average Quality:** The quality is generally high, with several shops boasting ASE and manufacturer-specific certifications. The best providers invest continuously in training and specialized diagnostic equipment to handle GMC's complex systems. **Competition Level:** Moderate to high among specialists. While there are many general repair shops, only a handful possess the specific expertise, proprietary tools, and reputation for servicing Duramax engines, Allison transmissions, and advanced Denali electronics. This specialization allows the top shops to command premium pricing. **Typical Pricing:** Pricing is premium but competitive with dealerships, often at a 15-25% lower labor rate. Expect to pay $125-$175 per hour for labor at a specialist. Diesel and transmission-specific work will be at the higher end of this scale. Customers are generally willing to pay this premium for verified expertise that avoids the need for a dealership visit.

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 Haddon Heights regulations and climate