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Reference

Truck engine recalls and service bulletins

Every NHTSA safety recall that names one of our 27 engines, plus the manufacturer bulletins, programs and coverages tied to their known failures. 80 recalls, 131 bulletins and 22 federal defect investigations in all. Pick an engine, or type a campaign number.

Open NHTSA investigations

NHTSA is investigating these right now. An open investigation is not a recall: some end in one, others close without it.

Ford diesel

Ram and Dodge diesel

GM diesel

Diesel vans

Gas engines

Safety recalls come from NHTSA's recall database, pulled for every make, model and year each engine covers, and are listed under an engine when their NHTSA text names it; NHTSA defect investigations follow the same rule. Bulletins and programs come from the failure-mode records on this site. Pulled 2026-10-26. How we tier and source facts.