About Diesel Injection Service
Diesel Injection Service handles engine diagnostics, diesel engine repair, and turbo repair at its Fontana, California location. The shop serves a 15-mile radius across the Inland Empire's freight and logistics corridor, including Ontario, Rancho Cucamonga, Bloomington, and Rialto. Owner-operators and fleet managers in the region rely on the business for diesel-specific work on heavy-duty equipment. Call (909) 885-0590 for service.
Gallery

Our Services
Engine Diagnostics
Diesel Engine Repair
Turbo Repair
Diesel Specialist
Customer Reviews
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Verified Customer
Google Review
ABSOLUTELY THE BEST DIESEL SHOP AROUD!!! Not only in diagnosing and part sales, but also best customer service I have ever had in my life!!! ...
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Verified Customer
Google Review
I've been using DIS for many years. Donovan, Anthony, Dru and now Marcela have always treated me with the utmost professional customer service. Repairs for my two diesel's, 89 Ford F350 7.3 Navstar and 08 Dodge 3500 6.7 Cummins have always ...
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Verified Customer
Google Review
Took my 2011 f350 for some major repairs,Anthony was more than helpful walking me through all repairs and keeping me updated throughout the repair process . Got my truck back running like new even had it washed when I picked it up they ...