The Best GMC Repair in Dunlo, PA

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

#1

Stoney's Auto & Truck Repair

4.7
(180 reviews)
Verified

A family-owned and operated business with a strong reputation for handling heavy-duty trucks and complex drivetrain issues. They are frequently recommended for their expertise in diesel performance and transmission work. Known for honest diagnostics and high-quality workmanship.

409 Main St, St. Michael, PA 15956 (Approx. 5 miles from Dunlo)

Specialties & Features

Duramax diesel service
Allison transmission repair
heavy-duty truck suspension

Business Information

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

GNC Truck & Auto

4.5
(120 reviews)
Verified

While not exclusively a GMC specialist, GNC has a dedicated following for their work on GM trucks and SUVs. They have technicians with extensive experience in GM electronics and powertrains, making them a solid choice for EcoTec engine diagnostics and towing system repairs.

601 Valley Pike, South Fork, PA 15956 (Approx. 4 miles from Dunlo)

Specialties & Features

EcoTec engine diagnostics
towing package maintenance
4WD service

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Don's Auto Repair

4.8
(90 reviews)
Verified

A highly-rated, smaller shop known for its personalized service and deep technical knowledge. Don's has built a reputation for tackling difficult electrical and diagnostic problems, which is essential for servicing Denali luxury features and modern GMC electronics.

709 Broad St, Johnstown, PA 15906 (Approx. 8 miles from Dunlo)

Specialties & Features

Denali luxury features and electronics
transmission service
general GMC diagnostics

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market serving Dunlo, PA, is characterized by a handful of highly competent, independent shops located in the surrounding townships and Johnstown area, rather than within Dunlo itself. The competition is moderate but quality is generally high, as these businesses have built their reputations on serving a regional clientele that relies heavily on trucks for both personal and commercial use. **Average Quality:** The average quality of independent specialists is quite good, with many shops boasting long-tenured, ASE-certified technicians. Customer service is a significant differentiator. **Competition Level:** The market is not oversaturated with dedicated GMC specialists. The primary competition for these independent shops is the franchised GMC dealerships located in the larger Johnstown area, which offer OEM parts and specific manufacturer training but often at a higher labor rate. **Typical Pricing:** Labor rates for these specialists typically range from **$95 - $130 per hour**, which is generally 20-30% lower than dealership rates. Pricing for complex jobs like Duramax injector replacement or Allison transmission rebuilds is competitive but reflects the high level of expertise and specialized tooling required.

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 Dunlo regulations and climate