Cummins Sales and Service in Grand Junction is known for its professional and caring team that provides expert service and repair for all Heavy, Medium, and Light Duty Diesel and Natural Gas engines and powertrains. The shop is staffed by factory-trained technicians who handle both shop and field service for Cummins Onan Power Generation equipment. Customers appreciate the large inventory of genuine parts and allied products, ensuring quick and reliable service. Many reviews highlight the helpfulness and courtesy of the staff, with prompt on-spot assistance and clear communication throughout the repair process. Customers have praised the team for their professionalism, friendliness, and ability to get engines and generators running smoothly quickly. The shop is especially valued for its quick turnaround, thorough diagnostics, and ability to handle urgent repairs, even after hours or unexpected incidents. Customers traveling from far away, including from Vermont, have expressed gratitude for the fast, courteous, and knowledgeable service that allowed them to continue their journeys without delay. Overall, Cummins Sales and Service is highly regarded for its quality work, attentive staff, and reliable service in a friendly environment, making it a trusted choice for diesel engine and power generation repairs.
We have had good experiences with Cummins GJ techs and personnel. They have an involved tech training system and have a lot of knowledge and service some of the best equipment in a variety of categories.
May 2025
Had a really good turn around time, kept good communication and is well priced! He does amazing work
August 2024
I came in to ask a couple of questions and I received exceptional service. Someone came outside and looked at my generator on the spot. No waiting. Very helpful staff
