The Best GMC Repair in Helix, OR

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

#1

Gresham Auto & Diesel

4.7
(185 reviews)
Verified

A highly reputable shop in Pendleton known for its advanced diagnostics and expertise in both diesel and gasoline powertrains. They are a go-to for complex electrical issues and heavy-duty performance, making them an excellent choice for Denali owners and those with towing needs.

1240 SE 1st St, Pendleton, OR 97801

Specialties & Features

Duramax diesel service
Allison transmission repair
Denali electronics
diagnostics

Business Information

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

All-Trans Mission & Auto Repair

4.6
(120 reviews)
Verified

As the name implies, this Pendleton shop has a strong focus on transmission services, including the robust Allison transmissions found in GMC trucks. They also provide comprehensive general repair and are known for honest assessments and quality workmanship on 4WD and driveline components.

2910 SW Court Ave, Pendleton, OR 97801

Specialties & Features

Allison transmission repair
4WD system service
general GMC maintenance

Business Information

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

Hermiston German & American Auto

4.4
(90 reviews)
Verified

This well-established shop in Hermiston services a wide range of brands but has developed a strong reputation for its work on American trucks and SUVs. They are a reliable local option for EcoTec engine diagnostics, routine maintenance, and suspension work on GMC vehicles.

1055 W Highland Ave, Hermiston, OR 97838

Specialties & Features

EcoTec engine diagnostics
heavy-duty suspension
towing package maintenance

Business Information

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

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

** The GMC repair market serving Helix, Oregon, is characterized by a reliance on the larger commercial centers of Pendleton and Hermiston. There are no dedicated GMC-only dealerships or specialists within the Helix city limits. The market in the surrounding region is moderately competitive, with several independent shops vying for the significant number of truck owners in this agricultural and rural area. **Average Quality:** The quality of service is generally good to high, with several shops possessing the specialized tools and knowledge required for modern GMC trucks, particularly for diesel and transmission work. Customers are typically knowledgeable and demand reliable service for their work and personal vehicles. **Competition Level:** Competition is healthy. Shops differentiate themselves through specialization (e.g., Gresham Auto & Diesel for diesel performance, All-Trans for transmissions) or through broad, dependable service for gasoline models. The absence of a direct GM dealership in the immediate area means these independent shops capture the entire market. **Typical Pricing:** Pricing is in line with regional averages for the Pacific Northwest. Standard maintenance and repairs are competitively priced, while specialized services like Duramax injector replacement or Allison transmission rebuilds command a premium due to the required expertise and high part costs. Hourly labor rates are typically between $120 - $150 per hour for these specialized providers.

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 Helix regulations and climate