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Service bulletin S1925000008RevA

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 id10221819
Published by NHTSA2022-09-26
Manufacturer's numberS1925000008RevA
Manufacturer's date2020-08-12
NHTSA componentSERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

NHTSA's summary

(Revision A) Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P20E8 ? Reductant Pressure Too Low and/or P208B ? Reductant Pump 1 Control Performance Set.

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

Brakes, Engine, Fuel system, Lighting, Engine control module

Trouble codes named

P208B, P20E8

Vehicles listed
JEEP GRAND CHEROKEE2017, 2018
JEEP WRANGLER2020, 2021
RAM 15002017, 2018, 2019, 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
S22080000732023-01-09. Service bulletin. No Start, After Flash And Or PCM Replace, DTC P0513 Invalid Skim Key Setting
D19022022-10-17. Service bulletin. Fast Feedback Program - 6.7L Cummins Engine - 2019 & 2020 HD Ram & 6.7L Cummins Diesel Engine Control Module (ECM) - 2018 Ram- All Models (Rev. E)
21-047-172022-08-08. Service bulletin. Flash: Transmission Diagnostic and Shift Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) withthe latest available software. Customers may experience the following:A ?bump? or ?jerk? during a park to driveor park to reverse garage shift immediately after starting the engine.The above symptom/condition can only be duplicated at startup when vehiclehas been shut down for at least 5 minutes. Poor shift quality or ?bump? experienced during or immediatelyafter Engine Stop/Start (ESS) restart.