Sheri A.
8/7/2019
I bought my dream RV Coach in February 2019. As with any house on wheels - you're gonna have to work through some things. Well my major issue was the generator. Took it back to where I...
Cummins Sales and Service
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(5)
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7701 General McClellan Rd
Manassas, VA 20109
Cummins Sales and Service located in Manassas provides expert service and repair by factory trained technicians on all Heavy, Medium and Light Duty Diesel and Natural Gas engines and powertrains, as well as field and shop service of Cummins Onan Power Generation equipment. Cummins also maintains a large inventory of Cummins Genuine parts and allied products. Call us in Manassas, VA at (571) 292-8740 or call toll free 1-800 Cummins
Reviews
4.05 reviews
Chris W.
7/31/2025
I would go to any other Cummins than here if you are trying to get your RV generator oil changed or a repair. 1. They NEVER call you back. 2. It takes them days to complete a service. 3. The guy...
Jeff C.
7/5/2023
Michael and his service team fixed my food truck generator that wasn't producing electricity with a short turnaround time! This place is run efficient and they are very knowledgeable very pleased...
Gregg C.
2/9/2018
4 stars - nothing bad and actually very clean for a place that deals in trucks and diesels. Lobby is very open and looks like it should have more stuff in it. Staff was helpful. Very hard to...
Susan P.
11/5/2021
Traveling from Texas and check engine came on in our Tiffin Motorhome. After calling 2 other Cummins close by that told us they couldn't even look at it for a week, we called Manassas Cummins and...
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