The Best GMC Repair in Port Trevorton, PA

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

#1

W&W Service Center

4.7
(180 reviews)
Verified

A family-owned and operated full-service garage and diesel specialist known for its honest diagnostics and deep expertise in both gasoline and diesel powertrains. They are a go-to for complex drivability issues and heavy-duty truck maintenance.

3344 Susquehanna Trail, Port Trevorton, PA 17864

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Selinsgrove Automotive Inc.

4.6
(250 reviews)
Verified

Located just minutes from Port Trevorton, this is a modern, well-equipped facility with multiple ASE Certified technicians. They have a strong reputation for comprehensive diagnostics, electrical work, and transmission service on domestic trucks and SUVs.

1201 N. Old Trail, Selinsgrove, PA 17870

Specialties & Features

EcoTec engine diagnostics
Transmission repair (Allison
10-speed)
Towing package maintenance

Business Information

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

Faulkner Buick GMC Selinsgrove

4.3
(300 reviews)
Verified

As the local GMC dealership, this provider offers factory-trained technicians, genuine GM parts, and direct access to the latest technical service bulletins and specialized diagnostic tools. This is the premier choice for warranty work, complex electronics, and maintaining Denali luxury features.

613 N. Susquehanna Trail, Selinsgrove, PA 17870

Specialties & Features

Denali luxury features and electronics
GMC factory certifications
Allison transmission repair

Business Information

Years in Business:30 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market serving Port Trevorton is characterized by a blend of highly capable independent shops and a reputable dealership network in adjacent commercial hubs. The average quality of service is high, as the rural and agricultural nature of the region demands reliable repair for trucks and heavy-duty vehicles. Competition is not saturated, but it is fierce among the established players, who compete on reputation, specialized skill sets (especially for diesel), and personal customer service rather than price alone. Typical pricing reflects this: general maintenance and repair is competitively priced with state averages, but specialized services like Duramax injector replacement or Allison transmission rebuilds are premium services. Consumers in this area have access to both the cost-effective, personalized service of long-standing independents and the OEM-specific technical resources of the dealership, creating a healthy and capable service environment for GMC owners.

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 Trevorton regulations and climate