WenmarOpen by Wenmar Pro

Service bulletins for the 2018 Ram 3500

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

444 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Engine oil and lubrication are shown. Show all

Bulletins, newest first
850492023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS; UNKNOWN OR OTHER. COOLER - EGR
90037792022-08-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:FILTER/SCREEN. Diesel Particulate Filter (DPF) Assembly For Cummins equipped vehicles ONLY: If a customer comes in with a check engine light for P2002 which has led to replacing the DPF, please contact Dean Armstrong at cell (248) 202-8148. Cummins engineering is currently investigating the root cause to this condition. If you do not receive an answer or call back within 15 minutes, proceed with the repair.
S18090000072022-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Customer Complaint May Include Engine Oil Leak Or Consumption

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.