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Service bulletin W84 Combo Phase1

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 id10215923
Published by NHTSA2022-07-18
Manufacturer's numberW84 Combo Phase1
Manufacturer's date2021-01-29
NHTSA componentBACK OVER PREVENTION:SOFTWARE; POWER TRAIN

NHTSA's summary

Customer Satisfaction Notification W84 Powertrain Software Update

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

Driver assistance, Transmission and driveline, Backup camera

Vehicles listed
CHRYSLER 2002017
JEEP CHEROKEE2014
JEEP CHEROKEE2017
JEEP COMPASS2017
JEEP RENEGADE2017

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
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90033572024-01-02. Service bulletin. ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY (with mileage above 30,000) review and follow instructions from STAR Online S1809000007 REV. C available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring. For 2022MY and prior use red O-ring. Note: When replacing OFA, it may be necessary to transfer the Oil Temp/Pressure Sensor from the old OFA to the new OFA.
08134232023-07-31. Service bulletin. Radio SW update GR18.8 Customers may experience one or more of the following: ? WiFi hotspot connection failure (UAQ and UCA). ? Mobile Station Integrated Services Digital Network (MSISDN) missing from radio, no connected services working (UAQ and UCA). ? Navigation voice prompts are in a different language than what is set. ? Radio may reset or go blank (Rear View Camera (RVC) not affected). ? Unable to enter non-alphanumeric (Emoji) characters into the Wireless phone book for caller?s name ? Unable to communicate with the radio using wiTECH. This bulletin involves inspecting and if required, updating the radio software level to 18.7 (UGQ or UDQ) 18.8 (UAQ or UCQ).
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18043212023-01-17. Service bulletin. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) have been set: P1D7F - ETC Self-Learning Failure. P1524 - Oil Pressure Out Of Range - Camshaft Advance/Retard Disabled. P0000-00 - Will be displayed in the scan tool, but should really be displaying P0326-00 (Knock Sensor 1 Circuit Performance). In addition, the customer may notice the following condition:After a short trip and shutting the engine off for 5-10 minutes, vehicle exhibits a long crank/start condition(EMEA only). Hard start condition caused by spark plugs fouling. A ticking noise coming from the top of the engine area. The ticking noise is heard particularly at idle(EMEA and APAC only).
08-235-222023-01-17. Service bulletin. UCQ UAQ UGQ and UDQ Radio Enhancements Software Updated to 18.8 Customers may experience one or more of the following: ? **Wi-Fi hotspot connection failure (UAQ and UCA). ? Mobile Station Integrated Services Digital Network (MSISDN) missing from radio, no connected services working (UAQ and UCA)..** ? Navigation voice prompts are in a different language than what is set ? Radio may reset or go blank (Rear View Camera (RVC) not affected). ? Unable to enter non-alphanumeric (Emoji) characters into the Bluetooth phone book for caller?s name. ? Unable to communicate with the radio using wiTECH. This bulletin involves inspecting and if required, updating the radio software level to 18.7 (UGQ or UDQ) **18.8 (UAQ or UCQ)**.
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21033152023-01-09. Service bulletin. Flash: Transmission Shift And Drivability Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software followed by a drive validation. The following software enhancement, for the 948TE 9-speed transmission, is being released to improve diagnostics for the following Diagnostic Trouble Codes (DTCs): ? P0711 - Transmission Fluid Temperature Sensor A Circuit Range-Performance ? P0887 - TCM Power Control Circuit High ? P1720 - Output Speed Sensor-Wheel Speed Rationality ? P1D98 - Incorrect Gear Ratio Clutch B or D Defective ? P215C - Output Shaft Speed Wheel Speed Correlation ? U0401 - Implausible Data Received From ECM-PCM The software also enables DTC P07A7 - Transmission Friction Element C Stuck On to set in the case of a dislodged C-clutch snap-ring.
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