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Service bulletin S2108000150

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 id10212464
Published by NHTSA2022-05-31
Manufacturer's numberS2108000150
Manufacturer's date2021-06-18
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

After-Run Race Cool Down Feature Does Not Operate

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, Cooling system

Vehicles listed
RAM 15002021

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
91002122023-10-30. Service bulletin. PUMP Water For 2016-2024MY 3.6L Pentastar Upgrade with suspected coolant leak. PRIOR TO PERFORMING ANY WATER PUMP REPLACEMENT, PROCEED WITH INSPECTION INSTRUCTIONS FROM THE LATEST VERSION OF STAR ONLINE PUBLICATION S2307000002. Please submit pictures of the leak area thru the DIDI process outlined in the STAR Online document. NOTE: Some coolant residue may be found at the water pump weep hole plug area which may be normal, but coolant should not be dripping from this location. If unsure about, use the Pressurized Coolant System Inspection process as found in the Dealer Connect Cooling Diagnosis and Testing Procedures.
90043762022-10-17. Service bulletin. PUMP, Vacuum Prior to replacing the vacuum pumps, please contact or email FCA Redacted Content. If no response in 15 minutes, proceed with repair.
S21080001502022-09-26. Service bulletin. After-Run Race Cool Down Feature Does Not Operate
752672022-05-31. Service bulletin. TUBE - TURBO WATER FEED
08072222022-05-31. Service bulletin. Race Cool Down Feature Inoperative This bulletin involves installing a hood latch, adding a hood latch switch jumper harness and a Body Control Module (BCM) Reconfiguration. Customers may experience: The ?Race Cool Down? feature does not work.One of the inputs the vehicle looks at for this feature to work properly, is the hood closed status. If the vehicle was built without remote start, the hood latch will not have a close switch in the latch. No Diagnostic Trouble Codes (DTCs) will set for this issue.