AVDS, Inc.

Arkansas Valley Diesel Service, Inc. has a strong 40+ year history in Southeastern Colorado and the tri-state region.  Founded by Gene La Cost in 1982, Arkansas Valley Diesel has grown into the only first rate parts & service facility in the region with strong parts & service partnerships.  As long standing authorized dealers for Detroit Diesel and Cummins engine parts & service, Arkansas Valley Diesel added Navistar/International to it’s list of authorized dealerships in early 2014.  It joins Freightliner/Western Star/Sterling, Peterbilt and Mack for parts sourcing agreements.  Arkansas Valley Diesel Service, Inc. is proud to be your one stop shop for EVERYTHING heavy duty!

Beginning December 1st, 2023, we are proud to announce an exclusive partnership with 1CustomerPlus.  What does this mean for you?  It means that you and AVDS, Inc. will continue to build upon our strong business relationships with our valued clients.  This has always set us apart from other “sellers” that are only interested in the one and done type of business transactions.  You’ll notice some pretty big changes coming your way and we can say with certainty “You’re gonna love working with Ark Valley”.  We’ll be in touch!  In the meantime click on the AVDS logo in the lower right of your screen to connect with us in live chat.  

Arkansas Valley Diesel is your only authorized service center for Intoxalock and SmartStart systems in our region.  We make it easy to comply with the State of Colorado for both companies.  Schedule an installation appointment today.

Call Intoxalock (844) 397-5652 or call SmartStart at (800) 831-3299


Intoxalock-Colorado Users Manual

AVDS, Inc. is proud to announce the Onan Power Generation line to our large family of dealerships.  With the outstanding support of Cummins Engine Company, Onan is the first name in worldwide power generation.  With factory trained parts & service technicians, our dealership is positioned strategically between Denver, CO and Amarillo, TX to handle all of your Onan Power Generation Needs.  Call us today.