Service bulletins for the 2019 Jeep Cherokee
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.
407 on file from NHTSA, as of 2026-10-19.
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By component
By trouble code
Only bulletins with component: Exhaust and emissions are shown. Show all
| 18-088-20 | 2020-10-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Flash: Dosing Control Unit (DCU) Updates This bulletin involves reprogramming the DCU with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following DTCs have been set:U05A3-00 - Invalid Data Received From Reductant Quality Module. P20F4-00 - Reductant Consumption Too Low. P20F5-00 - Reductant Consumption Too High. P208E-00 - Reductant Injector Stuck Closed - Bank 1 Unit 1. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.