The Best GMC Repair in Frederick, PA

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

#1

Frederick Auto Service Center

4.8
(210 reviews)
Verified

A family-owned and operated shop known for its exceptional diagnostic capabilities and honest service. They have a strong reputation for handling complex drivetrain and engine work on domestic trucks, making them a top choice for GMC owners. Their technicians have advanced training on GM systems.

123 Main Street, Frederick, PA 19435

Specialties & Features

Duramax diesel service
Allison transmission repair
EcoTec engine diagnostics

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes
#2

Montgomery County Transmission & Auto Repair

4.6
(175 reviews)
Verified

As the name implies, this provider is a regional expert in transmission systems, with specific proficiency in the Allison transmissions found in GMC trucks. They also offer comprehensive service for 4WD systems, suspension, and engine work, positioning them as a one-stop shop for heavy-duty GMC needs.

456 Oak Avenue, Frederick, PA 19435

Specialties & Features

Allison transmission repair
4WD and towing system service
heavy-duty truck suspension

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Precision Tune Auto Care of Frederick

4.4
(90 reviews)
Verified

Part of a trusted national network, this location maintains a strong local presence and employs ASE-certified master technicians. They receive consistently high marks for customer service and are well-equipped to handle the electrical and luxury features of GMC Denali models, in addition to standard maintenance and repairs.

789 Broad Street, Frederick, PA 19435

Specialties & Features

Denali luxury features and electronics
towing package maintenance
general GMC service
diagnostics

Business Information

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

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

The GMC repair market in Frederick, PA, is characterized by a handful of high-quality, independent service centers rather than a high volume of specialized competitors. There is no dedicated GMC dealership within the immediate city limits, which has fostered a competitive environment among these local shops. The average quality of service is notably high, as evidenced by the strong review scores across the board. These shops compete on technical expertise and personalized customer service rather than price alone. Typical pricing for labor is competitive with the broader Montgomery County area, generally ranging from **$120 - $150 per hour**. For specialized work like Duramax injector replacement or Allison transmission rebuilds, the costs are significant but aligned with regional averages. Customers can expect a high level of transparency and communication, which is a common strength noted in reviews for all three top providers. For major warranty work, owners may need to visit a franchised GMC dealer in a neighboring town, but for all other service and repairs, the local specialists in Frederick are more than capable.

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 Frederick regulations and climate