Cummins Sales and Service in Harrisburg is an expert facility for service and repair on diesel and natural gas engines and powertrains, including RV coach care. Reviews consistently highlight a well-managed and well-run operation with professional, factory-trained technicians. Customers report excellent, quick service where problems are diagnosed promptly, parts arrive swiftly, and repairs are completed efficiently, often saving vacations. The staff is described as wonderful, professional, and excellent at keeping customers updated and setting accurate expectations. The facility offers convenient amenities like a very nice and comfortable customer waiting area, a dog walk area, after-hours drop box, and electric hookups for overnight stays. Many customers highly recommend this Cummins location for its expert, reliable service and comfortable, customer-focused experience.
I didn't get service here, but the staff was very knowledgeable and helpful. I'll be talking with them in a few weeks to determine what action I want to take
Larry was extraordinarily helpful
May 2026
They have serviced my motorhome for the engine, generator and Aqua Hot. Not inexpensive but do good work.
January 2026
I called yesterday in a panic because our motorhome generator wouldn't start. We live in our RV full time since our house burned down and we have a huge snow storm coming tomorrow. The gentlemen that helped me was wonderful got me and out and gave me a hat, what else can you ask for. Thank you
