The Best GMC Repair in Havertown, PA

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

#1

Ciocco's GMC & Chevrolet Service

4.8
(180 reviews)
Verified

A family-owned and operated business with a long-standing reputation for specializing exclusively in GM vehicles. They are known for their master-level technicians who have direct training and experience with the full range of GMC models, from light-duty Sierras with EcoTec engines to heavy-duty Denali and Duramax-powered trucks. Their service is highly personalized, and they are a top choice for complex electrical and drivetrain diagnostics.

48 W. Eagle Rd, Havertown, PA 19083

Specialties & Features

Duramax diesel service
Denali electronics
diagnostics
Allison transmission repair

Business Information

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

Main Line Transmissions & Auto Repair

4.7
(220 reviews)
Verified

While not exclusively a GMC shop, they have built a formidable reputation as the go-to experts for transmission and driveline services in the area. They are certified Allison Transmission specialists and are frequently recommended by local GMC owners for complex transmission issues, including the newer 10-speed models. Their expertise extends to the 4WD systems and differentials that are critical for towing and heavy-duty use.

1206 West Chester Pike, Havertown, PA 19083

Specialties & Features

Allison
10-speed transmission rebuild
4WD system service
towing package maintenance

Business Information

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

Keystone Diesel & Turbo

4.6
(150 reviews)
Verified

Located just minutes from Havertown in Upper Darby, this provider is the premier specialist for diesel engine performance and repair. They focus specifically on diesel powertrains, making them the top choice for complex Duramax engine diagnostics, turbocharger service, and emissions system repairs that many general shops avoid. Their clientele consists heavily of GMC Sierra 2500/3500 HD owners.

7210 Terminal Square, Upper Darby, PA 19082

Specialties & Features

Duramax diesel performance
turbocharger service
heavy-duty truck suspension

Business Information

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

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

** The GMC repair market in Havertown is characterized by a mix of general auto repair shops and a few highly-specialized providers. The overall average quality for standard maintenance is good, but for the specific, complex systems listed (Duramax, Allison, Denali electronics), the field narrows significantly. There is strong competition among specialists, who compete on technical expertise and reputation rather than price. Owners of these vehicles actively seek out specialists, often willing to pay a premium for certified work. Typical pricing is above the market average for standard cars, reflecting the higher cost of parts, specialized tooling, and required technician skill. An hour of diagnostic labor typically ranges from $130-$175. Major services like a Duramax injector replacement or an Allison transmission overhaul can run into the thousands of dollars, but the reputable shops provide warranties on their work, justifying the investment for vehicle 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 Havertown regulations and climate