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Service bulletin S1721000016

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 id10223532
Published by NHTSA2022-10-17
Manufacturer's numberS1721000016
Manufacturer's date2020-06-05
NHTSA componentPOWER TRAIN

NHTSA's summary

Service 4wd Light On, Message AWD System Service Required

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

Transmission and driveline

Vehicles listed
JEEP CHEROKEE2014, 2015, 2016, 2017, 2018, 2019, 2020
JEEP COMPASS2014, 2015, 2016, 2017, 2018, 2019, 2020
JEEP GLADIATOR2019
JEEP GLADIATOR2020
JEEP GRAND CHEROKEE2014, 2015, 2016, 2017, 2018, 2019, 2020
JEEP PATRIOT2014, 2015, 2016, 2017, 2018
JEEP RENEGADE2015, 2016, 2017, 2018, 2019, 2020
JEEP WRANGLER2014, 2015, 2016, 2017, 2018, 2019, 2020

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

Recalls for the same vehicles and component
20262242026-05-07. Powertrain
26V2900002026-05-07. POWER TRAIN
20250122025-01-16. Powertrain
25V0110002025-01-16. POWER TRAIN
20232542023-04-27. Powertrain
23V3020002023-04-27. POWER TRAIN:AUTOMATIC TRANSMISSION
20230892023-02-23. Powertrain
23V1160002023-02-23. POWER TRAIN:CLUTCH ASSEMBLY
20210352021-01-28. Powertrain
21V0280002021-01-28. POWER TRAIN:CLUTCH ASSEMBLY

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
S26210000042026-10-07. Service bulletin. The Customer May Complain About a Popping Noise, Grinding Noise, or an Intermittent No Reverse or Forward Transmission Engagement. The Tech May Find Damaged and/or Worn Transmission Output Shaft Splines (850RE Transmission Only)
08-292-262026-07-29. Service bulletin. Unable To Clear C1494-07 And C14A9-00 After 45A Recall Technicians may experience the following: SYMPTOM: ● wiTECH displays a mismatch error after performing recall 45A.
03-001-262026-07-18. Service bulletin. Unable to Complete 01C Recall Drive Cycle C14A7-97 Active Technicians may experience the following: SYMPTOM: ● After performing Recall 01C, the vehicle may get a 'Service AWD' message on the EVIC.
18-062-262026-07-02. Service bulletin. Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0420 - Catalyst System Efficiency Below Threshold Bank 1. ● P0430 - Catalyst System Efficiency Below Threshold Bank 2.** ● P0456 - EVAP System Small Leak. Customers may also comment on one or more of the following: ● **Vehicle fails emissions inspection testing.** ● Pinging/detonation sound from the engine after warm up at 1000-1500 RPM at low speed. (EMEA and APAC Only). ● The vehicle stalls at low speeds and/or coming to a stop This bulletin involves reprogramming the PCM with the latest available software.
140822026-04-15. Warranty extension. (XX1) Two Speed Power Transfer Unit (PTU) - Select 2017 - 2019 Jeep Cherokee (KL)
140812026-04-15. Warranty extension. (XX1) Two Speed Power Transfer Unit (PTU) - Select 2017 - 2019 Jeep Cherokee (KL)
140792026-04-15. Warranty extension. (XX1) Two Speed Power Transfer Unit (PTU) - Select 2017 - 2019 Jeep Cherokee (KL)
140782026-04-15. Warranty extension. (XX1) Two Speed Power Transfer Unit (PTU) - Select 2017 - 2019 Jeep Cherokee (KL)
1114472026-04-15. Warranty extension. ID-26-19 (XX1) Two Speed Power Transfer Unit (PTU) - Select 2017 - 2019 Jeep Cherokee (KL)
1114322026-04-15. Warranty extension. D-26-10 (XX1) Two Speed Power Transfer Unit (PTU) - Select 2017 - 2019 Jeep Cherokee (KL)