The Best GMC Repair in Bonanza, OR

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

#1

Klamath Diesel & Auto Repair

4.8
(180 reviews)
Verified

Widely regarded as the premier shop in Southern Oregon for diesel performance and repair. They specialize in heavy-duty trucks and are experts in the entire Duramax ecosystem, from routine maintenance to complex performance tuning and engine rebuilding. Their reputation for technical excellence makes them the top choice for serious GMC owners.

3546 S 6th St, Klamath Falls, OR 97603

Specialties & Features

Duramax diesel service
Allison transmission repair
heavy-duty suspension
towing

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Bonanza Garage

4.5
(65 reviews)
Verified

The only true local option within Bonanza itself. As a long-standing, full-service garage, they handle general maintenance and repairs for all domestic brands, including GMC. They are a dependable choice for routine service, brake work, and suspension issues on GMC trucks and SUVs, though they may sub-contract highly specialized diesel or transmission work.

42027 OR-70, Bonanza, OR 97623

Specialties & Features

General GMC service
repair
4WD service
EcoTec engine diagnostics

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Skeers Auto & Transmission

4.7
(130 reviews)
Verified

A highly reputable, family-owned shop in Klamath Falls with a specific focus on transmission services. They are certified Allison transmission specialists and are the go-to experts for rebuilds, repairs, and maintenance on GMC's 6-speed, 8-speed, and 10-speed units. They also provide comprehensive general auto repair for all GMC models.

2324 Washburn Way, Klamath Falls, OR 97603

Specialties & Features

Allison transmission repair
10-speed transmission service
GMC powertrain diagnostics

Business Information

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

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

** The GMC repair market serving Bonanza, Oregon, is characterized by a reliance on the larger Klamath Falls service ecosystem. Bonanza itself offers essential, general automotive repair through its local garage, which is sufficient for basic maintenance and non-specialized issues. However, for the specialized services requested—particularly Duramax diesel, Allison transmissions, and advanced electronics—residents must look to established specialists in Klamath Falls. The competition level for high-end GMC repair is moderate, with a few standout shops dominating the specialty segments. Klamath Diesel & Auto Repair holds a near-monopoly on advanced diesel performance work. Pricing is competitive for a rural region but aligns with standard industry rates for specialized labor; expect diagnostic fees in the $150-$200 range and labor rates between $130-$170/hour. The overall quality of specialized service available to Bonanza residents is high, but it requires a short commute to access the top-tier 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 Bonanza regulations and climate