The Best GMC Repair in Glassport, PA

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

#1

M & B Heavy Duty & Automotive

4.8
(180 reviews)
Verified

A family-owned and operated business with a stellar reputation for handling the toughest jobs. They are renowned for their expertise in diesel performance, transmission rebuilding, and complex electrical diagnostics. Their technicians have deep, hands-on experience with GM platforms, making them a top choice for demanding Duramax and HD truck owners.

3217 Main Street, West Mifflin, PA 15122

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

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

Glassport Auto Repair

4.6
(95 reviews)
Verified

The most locally-established shop right in Glassport. While they handle general automotive repair, they have developed a strong niche in domestic trucks and SUVs. They are a trusted local source for routine and complex service on GMC vehicles, including EcoTec engine diagnostics, towing system maintenance, and 4WD service.

420 Monongahela Ave, Glassport, PA 15045

Specialties & Features

EcoTec engine diagnostics
Towing package maintenance
4WD system service

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

CARS Truck & Auto Repair

4.7
(220 reviews)
Verified

Located a short drive away in a major commercial corridor, CARS has built a formidable reputation for technical excellence. They are equipped with advanced diagnostic tools and their technicians regularly undergo training on the latest GM systems. They are a go-to for complex issues involving Denali electronics, modern 10-speed transmissions, and performance tuning.

4095 William Penn Hwy, Monroeville, PA 15146

Specialties & Features

Denali luxury features and electronics
10-speed transmission repair
Advanced engine diagnostics

Business Information

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

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

** The GMC repair market serving Glassport, PA, is characterized by a few highly specialized, high-quality independent shops rather than a high volume of competition. Due to Glassport's small size, residents typically rely on the single, long-standing local provider (Glassport Auto Repair) for general maintenance and smaller repairs. For more specialized services—particularly concerning Duramax diesel engines, Allison transmissions, and complex HD systems—owners are willing to travel a short distance (10-20 minutes) to neighboring commercial hubs like West Mifflin and Monroeville. The average quality of service is high, as the shops that survive and thrive in this market do so on reputation and word-of-mouth. Pricing is competitive with regional averages, with standard labor rates for specialized diesel and transmission work commanding a premium, typically 15-25% higher than for gasoline engine service. Consumers in this market show strong loyalty to shops that demonstrate proven expertise with the GMC and GM truck platform, prioritizing technical knowledge over the lowest price.

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 Glassport regulations and climate