The Best GMC Repair in Dover, NJ

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

#1

Dover Tire & Auto Service Center

4.7
(180 reviews)
Verified

A long-standing, family-owned full-service auto center known for its honest diagnostics and skilled technicians. They have a strong reputation for handling everything from routine maintenance on GMC Acadias and Terrains to more complex mechanical work on Sierras, including suspension and engine diagnostics. Their team includes ASE-certified technicians.

25 N Salem St, Dover, NJ 07801

Specialties & Features

EcoTec engine diagnostics
Heavy-duty truck suspension
Towing package maintenance

Business Information

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

A-1 Transmission Center

4.8
(90 reviews)
Verified

While not a general mechanic, A-1 is the local expert for transmission repairs and is highly recommended by area residents for Allison transmission service. They perform rebuilds, diagnostics, and fluid services, which is critical for GMC trucks equipped with these robust transmissions. Their focus on a single complex system makes them a top specialist.

100 Route 46, Dover, NJ 07801

Specialties & Features

Allison transmission repair
10-speed transmission service
Transmission diagnostics

Business Information

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

Denville Transmission & Auto Repair

4.9
(250 reviews)
Verified

Located just a short drive from Dover in Denville, this shop is consistently rated as one of the best in all of Morris County. They are true specialists in complex drivetrain systems, making them an excellent choice for GMC owners. Their expertise explicitly includes Duramax diesel service, Allison transmissions, and 4WD/All-Wheel Drive systems, covering the core needs of GMC Sierra and Yukon owners.

33 E Main St, Denville, NJ 07834

Specialties & Features

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

Business Information

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

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

The GMC repair market in Dover, NJ, is characterized by a mix of long-standing, reputable general auto repair shops and highly specialized transmission/drivetrain experts. There is no dedicated GMC dealership within Dover itself, which creates a niche for independent shops to fill. The average quality of service is high, with several shops boasting decades of operation and strong community ties. Competition is healthy but not oversaturated, leading to competitive pricing for general repairs. However, for specialized work on Duramax engines or complex electronic features found in Denali models, customers should expect premium pricing and may need to seek out regional specialists in neighboring towns like Denville or Boonton. Typical labor rates in the area range from $120-$150 per hour for general work, with specialist diagnostics and diesel/transmission services commanding higher rates.

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 Dover regulations and climate