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Service bulletin S2018000007RevB

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10220565
Published by NHTSA2022-09-26
Manufacturer's numberS2018000007RevB
Manufacturer's date2021-02-22
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

NHTSA's summary

Diagnostic Trouble Code (DTC) P0299 ? Turbocharger Underboost Additional Diagnostics

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Turbocharger or supercharger

Trouble codes named

P0299

Vehicles listed
RAM 25002019, 2020
RAM 35002019, 2020
RAM 45002019, 2020
RAM 55002019, 2020

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
S20180000072023-01-17. Service bulletin. Diagnostic Trouble Code (DTC) P0299 ? Turbocharger Underboost Additional Diagnostics
S20180000072022-10-17. Service bulletin. Diagnostic Trouble Code (DTC) P0299 ? Turbocharger Underboost Additional Diagnostics
S20180000072022-10-17. Service bulletin. Diagnostic Trouble Code (DTC) P0299 ? Turbocharger Underboost Additional Diagnostics
S20180000072022-09-26. Service bulletin. Diagnostic Trouble Code (DTC) P0299 ? Turbocharger Underboost Additional Diagnostics
S2018000007 Rev.2021-03-15. Service bulletin. Diagnostic Trouble Code (DTC) P0299 ? Turbocharger Underboost Additional Diagnostics
S2018000007 Rev.2020-10-26. Service bulletin. (Revision A) Diagnostic Trouble Code (DTC) P0299 ? Turbocharger Underboost Additional Diagnostics
S20090000032020-07-27. Service bulletin. Turbocharger vs Turbocharger Actuator Replacement
S20180000072020-07-27. Service bulletin. Diagnostic Trouble Code (DTC) P0299 ? Turbocharger Underboost Additional Diagnostics