# 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.

- Type: Service bulletin
- NHTSA id: 10212464
- Published by NHTSA: 2022\-05\-31
- Manufacturer's number: S2108000150
- Manufacturer's date: 2021\-06\-18
- NHTSA component: ENGINE AND ENGINE COOLING:COOLING SYSTEM

## NHTSA's summary

After\-Run Race Cool Down Feature Does Not Operate

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10212464-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10212464-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine, Cooling system

## Vehicles listed

- 2021 RAM 1500

## Other bulletins for the same vehicles and component

- [9100212](/bulletins/10244344.md), 2023-10-30, Service bulletin: ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP. 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.
- [9004376](/bulletins/10223385.md), 2022-10-17, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP. PUMP, Vacuum Prior to replacing the vacuum pumps, please contact or email FCA Redacted Content. If no response in 15 minutes, proceed with repair.
- [S2108000150](/bulletins/10221292.md), 2022-09-26, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM. After\-Run Race Cool Down Feature Does Not Operate
- [75267](/bulletins/10212437.md), 2022-05-31, Service bulletin: ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; ENGINE AND ENGINE COOLING:COOLING SYSTEM. TUBE \- TURBO WATER FEED
- [0807222](/bulletins/10212431.md), 2022-05-31, Service bulletin: LATCHES/LOCKS/LINKAGES:HOOD:LATCH; ENGINE AND ENGINE COOLING:COOLING SYSTEM. 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.

JSON: [/v1/bulletins/10212464](/v1/bulletins/10212464)

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