Publication Date: February 19, 2026
Searching for diagnostic automotive technician jobs in Oregon or advanced auto mechanic openings in McMinnville OR? Lum’s GMC, a trusted family-owned GMC dealership with over 50 years serving the Willamette Valley, is hiring an experienced Diagnostic Automotive Technician for its modern service center in charming McMinnville, Oregon – the heart of Oregon wine country just 40 minutes from Portland and an hour from the Oregon Coast.
This key role focuses on expert diagnosis of complex electrical, engine performance, drivability, and computer system issues on GMC trucks, SUVs like Sierra, Yukon, Acadia, and Terrain using cutting-edge scan tools. Develop accurate repair plans, communicate findings clearly to service advisors and team members, guide repairs, and mentor fellow technicians while staying current with the latest GM training in a clean, supportive shop environment.
Enjoy day shifts including Saturdays, comprehensive benefits with employer-supported health/dental/vision, 401(k), paid time off and holidays, employee discounts, referral bonuses, and real career growth through paid GM certifications toward Master Tech or leadership positions – plus relocation assistance for standout candidates.
Located in vibrant McMinnville OR with its historic downtown murals, galleries, festivals, hiking, and year-round sunshine – just hours from Las Cruces, El Paso, and Tucson. Perfect for ASE or GM-experienced techs with 3+ years in diagnostics, own tools, and a passion for precision on GMC vehicles.
If you’re a drivability and electrical specialist looking for the best diagnostic automotive technician jobs McMinnville OR, GMC diagnostic tech careers in the Willamette Valley, or advanced mechanic roles with training near Portland, this is your opportunity to join the dedicated, community-focused team at Lum’s GMC.
Submit your resume on the AUTOjobs.com link provided.
