Truck & Diesel Shops in Ontario, CA

24 truck & diesel shops in Ontario, California. Diesel, semi-truck, fleet and trailer repair, truck dealers and truck parts. Compare up to 4 shops side by side, call them directly or get directions.

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Ordered by how complete and well-documented each listing is (active state license first), not by quality or payment. 2 of the 24 shops on this page hold an active California Bureau of Automotive Repair license.

Best-documented truck & diesel shops in Ontario

Truck & Diesel Shops in Ontario at a glance

Counts from the directory build (Overture Maps and BAR license records); opening hours read from the shops’ own websites, each shop page links its source. Nothing here is estimated.

Tips before you go

• Say whether you drive a pickup, a box truck or a semi; many shops only take one class of vehicle.
• Ask whether they do roadside or mobile repair and DOT inspections.

Frequently asked questions

Truck & Diesel Shops near Ontario

• Truck & Diesel in Rancho Cucamonga — 3.5 mi, 12 listed
• Truck & Diesel in Montclair — 4.1 mi, 2 listed
• Truck & Diesel in Upland — 4.2 mi, 4 listed
• Truck & Diesel in Chino — 5.2 mi, 8 listed
• Truck & Diesel in Pomona — 7.2 mi, 10 listed
• Truck & Diesel in La Verne — 9.1 mi, 1 listed
• Truck & Diesel in Fontana — 9.3 mi, 145 listed
• Truck & Diesel in Jurupa Valley — 9.8 mi, 6 listed

Other services in Ontario

Check any shop’s license on the Bureau of Automotive Repair’s official bar.ca.gov site.