Technical Service Bulletin (TSB)
No Crank and Various Electronics Inoperable
REFERENCE:

VEHICLES
AFFECTED:

TSB: 08-197-23 REV. A
GROUP: 08 - Electrical

Date:

September 30, 2023

2023 (WL) Jeep Grand Cherokee
This bulletin applies to vehicles built on or before March 02, 2023 (MDH
0302XX).

REVISION:

08-197-23

MARKET APPLICABILITY:

NA

MEA

SA

IAP

EE

CH

CUSTOMER
SYMPTOM:

Customers may experience one or more of the following:
• Engine no crank/no start.
• Horn continually sounds.

CAUSE:

Coolant spilled onto the center of the (under hood) Power Distribution Center (PDC).

This bulletin supersedes Technical Service Bulletin (TSB) 08-197-23 date of issue August 11, 2023, which should be
removed from your files. All revisions are highlighted with **asterisks** and include an additional part added to the
spare parts section.

This Technical Service Bulletin (TSB) has also been released as a Rapid Service Update (RSU) 23-239, date
of issue September 30, 2023**. All applicable RSU VINs have been loaded. To verify this RSU service action
is applicable to the vehicle, use VIP or perform a VIN search in DealerCONNECT/Service Library. All repairs
are reimbursable within the provisions of warranty. This RSU will expire 18 months after the date of issue.
REPAIR SUMMARY:
This bulletin involves inspecting the PDC for traces of coolant and possibly replacing the under hood PDC.
CLAIMS DATA:
Labor Operation No:

Labor Description

Skill Category

Labor Time

08-89-02-95

Under Hood PDC - Inspect
(2 - Skilled)

6 - Electrical and Body
Systems

0.2 Hrs.

08-89-02-96

Under Hood PDC - Inspect
and Replace
(2 - Skilled)

6 - Electrical and Body
Systems

0.6 Hrs.

Failure Code

ZZ

Service Action

08-197-23 REV. A

-2-

SPARE PARTS:
Qty

Part No.

Description

Notes

**1 (AR)

68602405AA

Power Distribution Center

ERC-NHL-SJH
Verify Part Number using
Star Parts.

1 (AR)

68602404AA

Power Distribution Center **

ERC+NHL-SJH
Verify Part Number using
Star Parts.

DIAGNOSIS:
Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in DealerCONNECT/ Service
Library, verify all related systems are functioning as designed. If Diagnostic Trouble Codes (DTCs) or symptom
conditions, other than the ones listed above are present, record the issues on the repair order and repair as
necessary before proceeding further with this bulletin.
If a customer’s VIN is listed in VIP or your RSU VIN list, perform the Inspection Procedure. If any vehicle not on
the VIN list exhibits any of the symptom listed above in the customer symptom section, perform the Inspection
Procedure.

1. Open the hood.

Fig. 1
Traces Of Engine Coolant On PDC

-3-

08-197-23 REV. A

2. Remove the PDC cover.
3. Visually inspect the PDC for traces of engine coolant Fig. 1 on or near the fuses. Use of an
ultraviolet light may assist in inpsection.
4. Are traces of engine coolant found on, or near the PDC fuses Fig. 1?
• YES >>> Proceed to Step 1 of the Repair Procedure.
• NO >>> bulletin has been completed. Use inspect LOP (08-89-02-95) to close the active
RSU.
SPECIAL TOOLS/EQUIPMENT:
Description

Ref. No.

Notes

Ultraviolet Light

–

Black Light

wiTECH or Equivalent

–

–

REPAIR PROCEDURE:

1. Replace the PDC. Refer to the detailed service procedures available in DealerCONNECT> Service
Library under: Service Info>08 - Electrical / 8W - Power Distribution / Center, Power Distribution
(PDC) / Removal and Installation.
2. Clear any DTCs that may have been set.
POLICY:
Reimbursable within the provisions of the warranty.
This bulletin is supplied as technical information only and is not an authorization for repair. No part of this publication
may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical,
photocopying, or otherwise, without written permission of FCA US LLC.