Revision 1 March 2022
Dealer Service Instructions for:

Customer Satisfaction Notification Z23
Radio Frequency Hub Module
NOTE: Added important Key Fob information in service procedure section.

Remedy Available
2022

(WL) Jeep Grand Cherokee

NOTE: Some vehicles above may have been identified as not involved in this
campaign and therefore have been excluded from this campaign.
IMPORTANT: Some of the involved vehicles may be in dealer new vehicle
inventory. Dealers should complete this campaign service on these vehicles
before retail delivery. Dealers should also perform this repair on vehicles in used
vehicle inventory and those vehicles in for service. Involved vehicles can be
determined by using the VIP inquiry process.

Subject
The Radio Frequency Hub Module (RFHM) on about 5,231 of the above vehicles
may have software which can cause a no start condition.

Repair
Inspect the label part number on the RFHM and if required, replace the RFHM.

© Copyright 2022, FCA US LLC, All Rights Reserved

(kka)

Customer Satisfaction Notification Z23 – Radio Frequency Hub Module Page 2

Parts Information
All involved dealers will have the parts allocated to them.

Parts Return
No parts return required for this campaign.

Special Tools
The following special tools are required to perform this repair:
➢ NPN

wiTECH MicroPod II

➢ NPN

Laptop Computer

➢ NPN

wiTECH Software

Customer Satisfaction Notification Z23 – Radio Frequency Hub Module Page 3

Service Procedure
NOTE: Both keys fobs MUST be present in the vehicle to sync the key fobs to
the replaced RFH module.
If only one key fob is available, please advise the customer that the second key
fob will not have any remote function, however the vehicle will have the start
function. Advise the customer to drive the vehicle with the second key fob
inside the vehicle for 5 minutes which will synchronize the second key fob to
the replaced RFH module and restore all the key fob functions.
A. RFHM Removal and Installation Procedure.
1. Using a trim stick or equivalent, disengage the retaining tabs of the rear header
trim panel from the inner roof panel and remove the trim panel.
2. Lower the headliner to access the Radio Frequency Hub Module (RFHM)
located at the center rear.
3. Inspect the label part number on the RFHM (Figure 1).
• Does the RFHM part number
end with an “AM”?
➢ If “Yes” proceed to step 4.
➢ If “No” reinstall the inner
roof panel trim and return
the vehicle to the customer.
4. Disconnect the battery negative
cable.

Figure 1 – RFHM Label

5. Disconnect all the wire harness connectors at the RFHM.
6. Remove the retainers and remove the RFHM from the vehicle and DISCARD.
7. Align the NEW RFHM to the retainers and secure them.
8. Reconnect all the electrical connectors.

Customer Satisfaction Notification Z23 – Radio Frequency Hub Module Page 4

Service Procedure [Continued]
9. Align and install the trim panel.
10. Program the RFHM to the latest software after replacement. Detailed
instruction for programming control module using the wiTECH Diagnostic
Application are available by selecting the application’s “HELP” tab.
NOTE: Both keys fobs MUST be present in the vehicle to sync the key fobs to
the replaced RFH module.
If only one key fob is available, please advise the customer that the second key
fob will not have any remote function, however the vehicle will have the start
function. Advise the customer to drive the vehicle with the second key fob
inside the vehicle for 5 minutes which will synchronize the second key fob to
the replaced RFH module and restore all the key fob functions.
11. Using wiTECH in Guided Diagnostic run IMMOBILIZER MODULE
REPLACEMENT routine.
12. Using wiTECH select RFH ICON>MISC FUNCTIONS TAB>PROGRAM
NOMINAL TIRE PRESSURE VALUES (must match the tire pressure values
highlighted on tire placard located on the driver door opening).
13. Clear any DTCs that may have been set in any module due to the replacement.
The wiTECH application will automatically present all DTCs after the flash and
allow them to be cleared.
14. Road test the vehicle to relearn TPM sensor ID's (10-minute road test) at a
minimum speed of 24 km/h (15mph).
15. Clear DTC's after road test.
NOTE: Verify all warning lights have turned off (TPM light), and the tire
pressures are correctly showing in the IPC and match the tire placard on
the door label.
16. Return the vehicle to inventory or customer.

Customer Satisfaction Notification Z23 – Radio Frequency Hub Module Page 5

Completion Reporting and Reimbursement
Claims for vehicles that have been serviced must be submitted on the
DealerCONNECT Claim Entry Screen located on the Service tab. Claims paid
will be used by FCA to record Customer Satisfaction Notification service
completions and provide dealer payments.
Use the following labor operation numbers and time allowances:
Labor Operation
Number

Time
Allowance

Inspect RFHM label part number

08-Z2-31-81

0.2 hours

Inspect and Replace RFHM and perform
immobilizer replacement routine

08-Z2-31-82

0.8 hours

Floor Plan Reimbursement

95-95-95-97

Calculate
See Below

Floor Plan Reimbursement represents the vehicle’s average daily allowance (see
table below) multiplied by the number of days the vehicle was in dealer inventory
and not available for sale. This reimbursement is limited to the number of days
from the date of the stop sale to the date that the remedy was made available.
Note: If the vehicle was received by your dealership (KZX date) AFTER the stop
sale date, you will use the KZX date instead of the stop sale date. For this Recall,
the stop sale was initiated on 02/23/2022 and the remedy was made available on
02/25/2022, therefore, the number of days cannot exceed 2 days.
Vehicle
2022 (WL) Jeep Grand Cherokee

Average Daily Allowance
$4.53

NOTE: See the Warranty Administration Manual, Recall Claim Processing
Section, for complete claim processing instructions.

Dealer Notification
To view this notification on DealerCONNECT, select “Global Recall System” on
the Service tab, then click on the description of this notification.

Customer Satisfaction Notification Z23 – Radio Frequency Hub Module Page 6

Owner Notification and Service Scheduling
All involved vehicle owners known to FCA are being notified of the service
requirement by mail. They are requested to schedule appointments for this service
with their dealers. A generic copy of the owner letter is attached.

Vehicle Lists, Global Recall System, VIP and Dealer Follow Up
All involved vehicles have been entered into the DealerCONNECT Global Recall
System (GRS) and Vehicle Information Plus (VIP) for dealer inquiry as needed.
GRS provides involved dealers with an updated VIN list of their incomplete
vehicles. The owner’s name, address and phone number are listed if known.
Completed vehicles are removed from GRS within several days of repair claim
submission.
To use this system, click on the “Service” tab and then click on “Global Recall
System.” Your dealer’s VIN list for each campaign displayed can be sorted by:
those vehicles that were unsold at campaign launch, those with a phone number,
city, zip code, or VIN sequence.
Dealers should perform this repair on all unsold vehicles before retail
delivery. Dealers should also use the VIN list to follow up with all owners to
schedule appointments for this repair.
VIN lists may contain confidential, restricted owner name and address information that was
obtained from the Department of Motor Vehicles of various states. Use of this information is
permitted for this notification only and is strictly prohibited from all other use.

Additional Information
If you have any questions or need assistance in completing this action, please
contact your Service and Parts District Manager.
Customer Service / Field Operations
FCA US LLC

This notice applies to your vehicle,

CUSTOMER SATISFACTION NOTIFICATION
Radio Frequency Hub Module

[Model Year and Model]
VIN XXXXXXXXXXXXXXXXX

Z23

LOGO

VEHICLE PICTURE

Dear [Name],
At FCA US LLC, we recognize that the success of our business depends on the satisfaction of
our customers. We are constantly monitoring the quality of our products and looking for
opportunities to improve our vehicles even after they are sold. Because your long-term
satisfaction is important to us, we are contacting you on important improvements we would
like to make to your vehicle [1]. This will be done at no charge to you.
We are recommending the following improvements be performed on certain [2022 Model
Year (WL) Jeep Grand Cherokee] vehicles.
WHY DOES MY VEHICLE NEED REPAIRS?
The Radio Frequency Hub Module (RFHM) in your vehicle may have software which
can cause a no start condition.

YOUR SCHEDULING OPTIONS
1. RECOMMENDED OPTION
Call your authorized Chrysler /
Dodge / Jeep® / RAM Dealership
2. Call the FCA Recall Assistance
Center at 1-800-853-1403. An
agent
can
confirm
part
availability and help schedule an
appointment
3. Visit recalls.mopar.com, scan the
QR code below, or download the
Mopar Owner’s Companion App.

QR Code

HOW DO I RESOLVE THIS CUSTOMER SATISFACTION NOTIFICATION?
FCA US will repair your vehicle free of charge (parts and labor). To do this, your dealer
will replace and reprogram the RFHM. The estimated repair time is about 1 hour. In
addition, your dealer will require your vehicle for proper check-in, preparation, and check-out
during your visit, which may require more time. Your time is important to us, so
we recommend that you schedule a service appointment to minimize your inconvenience.
Please bring this letter with you to your dealership.
TO SCHEDULE YOUR FREE REPAIR,
CALL YOUR CHRYSLER, DODGE, JEEP OR RAM DEALER TODAY
WHAT IF I ALREADY PAID TO HAVE THIS REPAIR COMPLETED?
If you have already experienced this specific condition and have paid to have it repaired, you
may visit www.fcarecallreimbursement.com to submit your reimbursement request online. [2]
Once we receive and verify the required documents, reimbursement will be sent to you within
60 days. If you have had previous repairs performed and/or already received reimbursement,
you may still need to have the repair performed.
We apologize for any inconvenience, but are sincerely concerned about your satisfaction.
Thank you for your attention to this important matter.

Get access to recall notifications,
locate your nearest dealer, and more
through this website or Mopar
Owner’s Companion App. You will be
asked to provide your Vehicle
Identification Number (VIN) to
protect and verify your identity.
DEALERSHIP INSTRUCTIONS
Please reference CSN Z23.

Customer Assistance/Field Operations
FCA US LLC

Mr. Mrs. Customer
1234 Main Street
Hometown, MI 48371

[1] If you no longer own this vehicle, please help us update our records. Call the FCA Recall Assistance Center at 1-800-853-1403 to update your information.
[2] You can also mail in your original receipts and proof of payment to the following address for reimbursement consideration: FCA Customer Assistance, P.O. Box 218004, Auburn Hills, MI 48321-8007, Attention: Recall Reimbursement.