The Best GMC Repair in Mount Gretna, PA

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

#1

Stauffer's Garage Inc.

4.8
(180 reviews)
Verified

A family-owned and operated garage with a long-standing reputation for honesty and expert mechanical work. They are known for tackling complex diagnostics and repairs on both domestic and import vehicles, with a strong focus on GM products, including trucks and SUVs. Their technicians have deep experience with the specific systems common in GMC vehicles.

1565 William Penn Ave, Lebanon, PA 17046 (Approx. 5 miles from Mount Gretna)

Specialties & Features

EcoTec engine diagnostics
Allison transmission service
4WD and towing system service

Business Information

Years in Business:45 years
Licensed:Yes
Insured:Yes
#2

G & M Service Center

4.6
(110 reviews)
Verified

A well-regarded, independent service center that has built a loyal customer base through consistent, high-quality work. They excel in powertrain and drivetrain repairs and have specific expertise with diesel engine maintenance and heavy-duty truck suspension systems, making them a go-to for Sierra HD owners.

835 Cumberland St, Lebanon, PA 17042 (Approx. 7 miles from Mount Gretna)

Specialties & Features

Duramax diesel service
Heavy-duty truck suspension
Transmission repair

Business Information

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

Campbell's Auto Repair & Sales

4.5
(90 reviews)
Verified

Known for their comprehensive automotive service and strong community presence. They offer a wide range of services but receive consistently high marks for their electrical system diagnostics and repair capabilities, which is crucial for addressing the complex luxury features and electronics in GMC Denali models.

1215 Lehman St, Lebanon, PA 17046 (Approx. 6 miles from Mount Gretna)

Specialties & Features

Denali luxury features and electronics
Towing package maintenance
General GMC service
maintenance

Business Information

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

Why These Are the Top GMC Repair Auto Repair Shops in Mount Gretna

** The GMC repair market servicing Mount Gretna is characterized by a reliance on high-quality independent shops in the neighboring city of Lebanon, rather than a high concentration of specialists within the borough itself. The competition level is moderate, with a handful of established, reputable providers dominating the market for specialized truck and SUV service. The average quality is notably high, as these businesses have maintained their presence through decades of service by building trust and demonstrating technical expertise that often rivals or exceeds that of dealerships. Typical pricing is competitive but reflects the specialized knowledge required for modern GMC systems. Expect labor rates in the $115-$145/hour range. For complex diesel (Duramax) or transmission (Allison) work, these shops are often preferred over the more distant dealerships due to their personalized service, lower labor rates, and direct, long-term relationships with the community. Customers from Mount Gretna value expertise and trustworthiness, and the top providers have adapted to meet the demands of servicing high-end, complex vehicles like the Denali and heavy-duty diesel trucks.

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 Mount Gretna regulations and climate