The Best GMC Repair in Westport, PA

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

#1

Crouse's Service Center

4.8
(180 reviews)
Verified

A family-owned and operated business with a long-standing reputation for honesty and expert mechanical work. They are highly regarded for their diagnostic capabilities, especially with complex engine and transmission systems. While not a dedicated GMC dealer, their technicians have extensive experience with American trucks, particularly GM products.

2017 E 3rd St, Williamsport, PA 17701

Specialties & Features

Duramax diesel service
Allison transmission repair
EcoTec engine diagnostics

Business Information

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

M & S Auto Repair

4.6
(95 reviews)
Verified

Known for their expertise in both general repair and more specialized services. Customer reviews frequently highlight their work on 4WD systems, suspension lifts, and towing-related maintenance, making them a strong choice for GMC Sierra and Yukon XL owners who use their vehicles for work or recreation.

344 Rose St, Williamsport, PA 17701

Specialties & Features

4WD and towing system service
Heavy-duty truck suspension
General GMC maintenance

Business Information

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

Walsh's Service Center

4.4
(70 reviews)
Verified

A well-established, trusted local shop that provides comprehensive automotive care. They have built a solid reputation for tackling a wide range of issues on GM trucks and SUVs, from routine maintenance to complex electrical diagnostics that are common in Denali trim levels.

711 Washington Blvd, Williamsport, PA 17701

Specialties & Features

General GMC diagnostics
Denali electronics
Towing package maintenance

Business Information

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

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

** The GMC repair market servicing Westport, PA is characterized by a handful of highly competent, independent repair shops located primarily in Williamsport. There is no GMC/Cadillac dealership within Westport itself, which shifts the service demand to these established local businesses. The market competition is moderate but of high quality; the shops that have survived and thrived have done so through reputation and technical proficiency rather than marketing. The average quality of service is notably high, as evidenced by the consistently strong reviews for the top shops. These providers compete directly with the distant dealerships by offering more personalized service, often at a lower labor rate. Typical pricing for specialized work (e.g., Duramax injector replacement, Allison transmission service) is competitive but reflects the high level of expertise required. Customers can expect to pay a premium for diesel and transmission specialists, but generally less than dealership rates. For owners of heavy-duty, Denali, or diesel-powered GMCs, the local expertise is more than adequate for most service needs, creating a robust and reliable independent service ecosystem.

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 Westport regulations and climate