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Service bulletins for the 2021 Ram 2500

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.

556 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
S21090000092023-01-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. 2019-Current 6.7L Engine Oil Supply Information
S21090000062023-01-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS. Oil Leak From The Oil Pan Gasket.
S21090000062022-09-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS. Oil Leak From The Oil Pan Gasket.
S18090000072022-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Customer Complaint May Include Engine Oil Leak Or Consumption
S1924000019 Rev.2021-05-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR. Customer Indicates That Temperature Varies From Side To Side Being Colder On One Side Compared To The Other.

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