Certified Cummins Onan Generator

When dependable power matters, you need service you can trust. Transwest provides expert maintenance, repair, and installation for Cummins Onan generators across all vehicle types, helping you stay powered and on the move with confidence.

Our factory-trained, certified technicians use genuine Cummins Onan parts and manufacturer-approved processes to deliver long-lasting performance and reliable results whether you’re traveling, working, or managing a fleet.

Terms and conditions may apply. Offer expires 3/31/2026.

Certified Cummins Onan Generator Experts

At Transwest, generator service isn’t an add-on — it’s what we specialize in. Our technicians are factory-trained to diagnose and service Cummins Onan generators quickly and accurately, helping reduce downtime and protect your investment. Whether you rely on your generator for work or travel, our team focuses on getting it right the first time so you can stay powered with confidence.

Generator Service for Every Application

We service Cummins Onan generators across a wide range of vehicles and uses, including RVs and motorhomes, commercial trucks and trailers, fleet and utility vehicles, and emergency or specialty vehicles. No matter how or where your generator is used, we make sure it’s reliable and ready when you need it most.
Comprehensive Generator Services

Transwest offers complete Cummins Onan generator support, from preventative maintenance and routine inspections to advanced diagnostics, repairs, and performance optimization. We also handle new generator installations, replacements, warranty work, and recall service, using only genuine Cummins Onan parts and accessories. Regular service helps prevent unexpected failures, extends generator life, and ensures dependable power wherever the road takes you.
Convenient Mobile Generator Service

If bringing your vehicle into the shop isn’t practical, our mobile generator service brings certified expertise straight to you. Mobile service is ideal for roadside repairs, campgrounds and RV parks, job sites, fleet yards, and remote or time-sensitive situations. You’ll get the same high-quality workmanship without the hassle of towing or unnecessary downtime.
Why Choose Transwest

Our team is made up of certified, factory-trained Cummins Onan technicians using manufacturer-approved parts and procedures. We service RV, commercial, and fleet applications and offer mobile service for added convenience. Above all, we’re committed to reliability, safety, and long-term performance, so your generator is ready when it matters most.