The Best GMC Repair in Julian, PA

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

#1

C&J's Auto & Diesel Repair

4.7
(180 reviews)
Verified

A highly respected, family-owned shop known for its deep expertise in both domestic and diesel vehicles. They have built a strong reputation for tackling complex diagnostics and repairs on GM trucks, particularly Duramax diesel and Allison transmission systems. Their technicians are known for being thorough and communicative.

120 Rolling Ridge Dr, Julian, PA 16844

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty truck suspension

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Cernuto's Auto Service

4.8
(240 reviews)
Verified

A long-standing pillar of the local automotive community with a legacy of trust and high-quality workmanship. While not exclusively a GMC shop, their extensive experience with American-made vehicles and investment in modern diagnostic tools make them a top choice for complex electrical issues, EcoTec engine service, and general GMC maintenance.

1415 S Atherton St, State College, PA 16801 (Approx. 8 miles from Julian)

Specialties & Features

EcoTec engine diagnostics
Denali electronics
General GMC service
maintenance

Business Information

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

Mighty Trucks & Auto

4.5
(95 reviews)
Verified

A specialized shop that focuses on the needs of truck and SUV owners. Their core business revolves around performance, towing, and off-road systems. They are the go-to provider for GMC owners needing 4WD service, suspension upgrades for towing, and comprehensive towing package maintenance and installation.

4216 E College Ave, Bellefonte, PA 16823 (Approx. 12 miles from Julian)

Specialties & Features

4WD and towing system service
Towing package maintenance
Performance suspension

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

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

** The GMC repair market in Julian, Pennsylvania, is characteristic of a rural community. There are very few dedicated GMC specialists within the town's immediate limits, with service primarily handled by a small number of highly capable generalists like **C&J's Auto & Diesel Repair**. For more specialized services—particularly those related to Denali electronics, advanced transmission work, or complex diesel diagnostics—residents reliably look to the larger commercial hubs of **State College** and **Bellefonte**. The competition level is moderate but specialized. While there are many general repair shops, only a handful possess the specific tooling, software subscriptions (for GM/Sierra/Silverado systems), and certified technician expertise to properly service the full range of GMC's complex systems, especially Duramax and Allison components. This specialization allows top-tier shops to command premium pricing. Typical labor rates in this region range from **$110 - $150 per hour**, with diesel and transmission specialists at the higher end. Overall, the quality of service available to Julian residents is high, provided they are willing to travel a short distance to access the region's concentrated expertise.

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 Julian regulations and climate