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Service bulletin S2021000004

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 id10178667
Published by NHTSA2020-08-24
Manufacturer's numberS2021000004
Manufacturer's date2020-07-31
NHTSA componentPOWER TRAIN

NHTSA's summary

Valve Body Learn Procedure On WiTech Shows The Transmission Is Not In The Proper Gear After Repairs

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
CHRYSLER 2002017
CHRYSLER PACIFICA2017, 2018, 2019, 2020
JEEP CHEROKEE2017, 2018, 2019, 2020
JEEP COMPASS2017, 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
20202612020-06-12. Powertrain
20V3430002020-06-11. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:AUTOMATIC TRANSMISSION
18V7390002018-10-19. POWER TRAIN:AUTOMATIC TRANSMISSION
20184222018-08-09. Powertrain

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
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.
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)
21-027-26 REV. A2026-04-15. Service bulletin. Two Speed Power Transfer Unit Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ? C1494-07 - PTU Fork Position-Mechanincal Failures. Customers m
21-027-262026-04-15. Service bulletin. Two Speed Power Transfer Unit Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ? C1494-07 - PTU Fork Position-Mechanincal Failures. Customers m