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Service bulletin 9100159

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 id10236803
Published by NHTSA2023-05-30
Manufacturer's number9100159
Manufacturer's date2023-04-13
NHTSA componentSTRUCTURE; ENGINE AND ENGINE COOLING

NHTSA's summary

engine mount / heat shield Before replacing the engine mounts or engine heat shields for humming, droning, moaning, or grinding type noise, verify the noise is not coming from the transfer case or rear driveshaft center bearing. Follow the diagnostic procedure outlined in the latest version of Star Online Publication S2303000001 prior to any repair.

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

Body and frame, Engine

Vehicles listed
JEEP GRAND CHEROKEE2023
JEEP GRAND CHEROKEE 4XE2022 (the catalog's model; the bulletin names a series or trim of it)

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

Recalls for the same vehicles and component
20256172025-11-06. Engine
25V7660002025-11-06. ENGINE
23V4120002023-06-08. ENGINE
20222172022-04-28. Engine
22V2840002022-04-28. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

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
1147212026-09-30. Service bulletin. APPLIQUE - FRONT DOOR
S26090000112026-09-17. Service bulletin. MIL-On and/or Engine Oil Leak
91009052026-09-17. Service bulletin. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
91009022026-09-17. Service bulletin. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
9100363 Rev 32026-09-03. Service bulletin. Turbocharger Kit Please note that many turbo components are serviceable separately and full turbo replacement may not be required. If the turbo is being inspected for: Noise/Rattle: Inspect heat shield fasteners for looseness and check the wastegate actuator/linkage for binding. The actuator kit is serviced separately. Oil Leak: Inspect the turbo oil feed O-ring area for leaks. O-ring is serviced separately.
91003452026-09-03. Service bulletin. LATCH Front Door for Doors that Won't Open From Interior, cable dislodged or Door latch cables coming loose. Engineering is looking to collect pictures of the latches and cables as they are found by the dealers. These pictures will help us understand why they are coming lose, to develop a corrective action plan. Please submit pictures to the DID system.
1138012026-08-13. Service bulletin. SEAL - LOWER AGS
91008592026-07-18. Service bulletin. Before replacing any part, check the DOT on the glass or the PN to make sure you choose the replacement part from the correct supplier: DOT 615 - 6NC10TRMAH - CIE Supplier DOT 1038 - 6NC07TRMAR - CIE Supplier DOT 1065 - 7TF32TRMAB, 7TF33TRMAB - HCMF Supplier
1126392026-07-08. Service bulletin. THROTTLE BODY – NONE
1126402026-07-08. Service bulletin. THROTTLE BODY – NONE