# 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.

- Type: Service bulletin
- NHTSA id: 10236803
- Published by NHTSA: 2023\-05\-30
- Manufacturer's number: 9100159
- Manufacturer's date: 2023\-04\-13
- NHTSA component: STRUCTURE; 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

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10236803-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10236803-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Body and frame, Engine

## Vehicles listed

- 2023 JEEP GRAND CHEROKEE
- 2022 JEEP GRAND CHEROKEE 4XE

## Recalls for the same vehicles and component

- [2025617](/recalls/tc/2025617.md), 2025-11-06: Engine
- [25V766000](/recalls/nhtsa/25V766000.md), 2025-11-06: ENGINE
- [23V412000](/recalls/nhtsa/23V412000.md), 2023-06-08: ENGINE
- [2022217](/recalls/tc/2022217.md), 2022-04-28: Engine
- [22V284000](/recalls/nhtsa/22V284000.md), 2022-04-28: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE \(EGR VALVE\)

## Other bulletins for the same vehicles and component

- [114721](/bulletins/11037592.md), 2026-09-30, Service bulletin: STRUCTURE:BODY. APPLIQUE \- FRONT DOOR
- [S2609000011](/bulletins/11037354.md), 2026-09-17, Service bulletin: ENGINE. MIL\-On and/or Engine Oil Leak
- [9100905](/bulletins/11037350.md), 2026-09-17, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
- [9100902](/bulletins/11037345.md), 2026-09-17, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
- [9100363 Rev 3](/bulletins/11036762.md), 2026-09-03, Service bulletin: ENGINE. 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.
- [9100345](/bulletins/11036761.md), 2026-09-03, Service bulletin: STRUCTURE:BODY. 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.
- [113801](/bulletins/11036170.md), 2026-08-13, Service bulletin: STRUCTURE:BODY. SEAL \- LOWER AGS
- [9100859](/bulletins/11035072.md), 2026-07-18, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. 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
- [112639](/bulletins/11034912.md), 2026-07-08, Service bulletin: ENGINE. THROTTLE BODY – NONE
- [112640](/bulletins/11034911.md), 2026-07-08, Service bulletin: ENGINE. THROTTLE BODY – NONE

JSON: [/v1/bulletins/10236803](/v1/bulletins/10236803)

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