About Prime Diesel Repair LLC
Prime Diesel Repair LLC handles diesel engine repair and DPF cleaning for RVs and mobile service calls across the Fontana, California area. The shop operates within a 15-mile service radius covering Bloomington, Ontario, Rancho Cucamonga, and Rialto, serving owner-operators and fleet owners in the Inland Empire's distribution and logistics corridor. Mobile service capability means technicians can reach equipment at job sites, yards, or customer locations rather than requiring a trip to the shop. Call (909) 600-7069 for diesel engine repair and aftertreatment service.
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Our Services
Mobile Service
RV Repair
Diesel Engine Repair
DPF Cleaning
Diesel Specialist
Customer Reviews
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Verified Customer
Google Review
Bad service! Put used parts on your truck unauthorized that fail quickly! Cash only! Didn't provide receipt!
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Verified Customer
Google Review
Best shop in the area, my KW T680 with Paccar engine was de-rated to 5 miles/hr , they were able to solve the problem and get me going in no time. I recommend this shop.
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Verified Customer
Google Review
Great service, professional Mechanic very knowledgeable, clean, these place do a thorough job every time, fix what's needed and point out if there is anything else that might need attention. OTR If you want to keep the wheels rolling this is the place for repairs