The Best GMC Repair in Glenside, PA

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

#1

Thompson's Auto Service

4.8
(240 reviews)
Verified

A family-owned and operated shop with a sterling reputation for over 45 years. They are known for their honest diagnostics, high-quality workmanship, and expertise with both domestic and import vehicles. They have specific, documented experience with GM trucks, including complex engine and transmission work.

2018 Susquehanna Rd, Abington, PA 19001 (Approx. 2 miles from Glenside)

Specialties & Features

EcoTec engine diagnostics
Allison transmission service
heavy-duty suspension

Business Information

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

Glanzmann Transmission & Auto Service

4.6
(180 reviews)
Verified

While "Transmission" is in their name, they are a full-service auto repair center with a particular mastery of drivetrain systems. They are an authorized Allison Transmission dealer and specialist, making them a prime choice for GMC owners with Allison-equipped trucks. Their technicians are ASE Certified.

1309 Easton Rd, Willow Grove, PA 19090 (Approx. 4 miles from Glenside)

Specialties & Features

Allison transmission repair
4WD and towing system service
Duramax diesel service

Business Information

Years in Business:30 years
Licensed:Yes
Insured:Yes
#3

Jenkintown Auto Service

4.7
(150 reviews)
Verified

A highly-rated, modern shop known for its technical proficiency and excellent customer service. They invest in advanced diagnostic equipment and training, making them well-suited for troubleshooting complex issues on Denali models, including electronics and luxury features, alongside standard mechanical repairs.

101 Washington Ln, Jenkintown, PA 19046 (Approx. 2 miles from Glenside)

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
towing package maintenance

Business Information

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

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

** The GMC repair market in the Glenside area is characterized by a handful of highly competent, long-established independent shops rather than a high volume of GMC-specific specialists. The competition is of high quality but moderate in quantity, with these top-tier providers having built their reputations over decades. Customers are not typically choosing between numerous options but are instead relying on a few trusted businesses with proven track records. **Average Quality:** The leading shops are exceptionally high-quality, often surpassing dealership service departments in personalized care and value, while matching their technical expertise for most services. **Competition Level:** Moderate. The barrier to entry for this level of specialized, reputable service is high, which limits the number of direct competitors. These shops compete on reputation and specialized skills rather than price. **Typical Pricing:** Pricing is premium but fair. Labor rates are typically 10-20% lower than nearby Philadelphia-area dealerships. For specialized services like Duramax injector replacement or Allison transmission overhaul, customers should expect significant investments ($3,000+), but the cost is justified by the expertise and warranty provided by these established shops.

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 Glenside regulations and climate