The Best GMC Repair in Riverside, OR

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

#1

Pendleton Truck & Auto Repair

4.8
(187 reviews)
Verified

A highly respected, family-owned shop known for its deep expertise in both domestic trucks and diesel engines. They are a go-to for complex diagnostics and heavy-duty repairs, earning a reputation for honesty and technical proficiency.

2317 SW Court Ave, Pendleton, OR 97801

Specialties & Features

Duramax diesel service
Allison transmission repair
Heavy-duty suspension

Business Information

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

A-1 Transmission & 4x4 Specialists

4.7
(134 reviews)
Verified

As the name implies, this shop focuses exclusively on the complex systems of transmissions and drivetrains. They are the local experts for Allison transmission rebuilds, 4WD system service, and towing-related driveline repairs.

1917 SE Court Ave, Pendleton, OR 97801

Specialties & Features

Allison transmission repair
4WD diagnostics
Towing package maintenance

Business Information

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

Pendleton Chevrolet GMC

4.4
(289 reviews)
Verified

The local factory-authorized dealership. This is the premier choice for warranty work, complex electronics, and luxury features specific to Denali trims. Their technicians receive direct GM training and have exclusive access to proprietary diagnostic tools and software.

2300 SE Court Ave, Pendleton, OR 97801

Specialties & Features

Denali luxury features and electronics
EcoTec engine diagnostics
Factory 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 Riverside

** The GMC repair market serving Riverside, Oregon, is concentrated in nearby Pendleton and is characterized by a mix of specialized independent shops and a single dealership. The overall quality is high, with several providers demonstrating deep, niche expertise, particularly in diesel and transmission systems, which are critical for the agricultural and hauling needs of the region. **Competition Level:** Moderate. While there are not a large number of shops, the existing providers are highly specialized and established, creating a competitive environment based on technical reputation rather than price alone. **Typical Pricing:** Pricing is in line with regional averages. The dealership (Pendleton Chevrolet GMC) typically commands a premium for parts and labor, while the independents (Pendleton Truck & Auto, A-1 Transmission) offer competitive rates for comparable mechanical work. For specialized diesel or transmission work, labor rates are generally between $125-$165 per hour. Customers in this market appear to prioritize proven expertise and reliability over the lowest cost, especially for critical systems in their 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 Riverside regulations and climate