# Service campaign 90 Combo Rev2

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 campaign
- NHTSA id: 11034383
- Published by NHTSA: 2026\-07\-02
- Manufacturer's number: 90 Combo Rev2
- Manufacturer's date: 2026\-06\-27
- Campaign id or software version: 113157
- NHTSA component: FUEL/PROPULSION SYSTEM

## NHTSA's summary

CUSTOMER SATISFACTION NOTIFICATION NORTH AMERICA Purge Valve Hose SYMPTOM DESCRIPTION The purge valve hose on about 15,000 of the above vehicles may become disconnected from the intake manifold or the purge solenoid. This condition can cause an engine misfire, rough running and hard starting. In addition, the Malfunction Indicator Lamp \(MIL\) may illuminate on the instrument panel cluster.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034383-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034383-9999.pdf)

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

## Components

Fuel system

## Vehicles listed

- 2025 to 2026 JEEP GRAND WAGONEER
- 2025 JEEP WAGONEER
- 2026 JEEP WAGONEER
- 2025 to 2026 RAM 1500

## Other bulletins for the same vehicles and component

- [9100833 REV1](/bulletins/11035064.md), 2026-07-18, Service bulletin: FUEL/PROPULSION SYSTEM. Fuel Delivery Module Before replacing the fuel module for DTCs P0461 and P062A and other not start, long crank, fuel gauge accuracy and drivability issues, the technician should disconnect the electrical connector at the pump and perform a visual inspection of the connector for and bent, spread, or pushed out terminals. Repair any issues found. Reconnect the plug and perform a push pull push to ensure the connector is fully installed. Then perform 3 keys cycles and listen to hear if the fuel pump is operational. If the fuel pump is heard that indicates that everything is operating correctly. If the pump is heard replacement is not necessary, any replacement will function in the same way.
- [9100833](/bulletins/11034342.md), 2026-07-02, Service bulletin: FUEL/PROPULSION SYSTEM. Fuel Delivery Module Before replacing the fuel module for DTCs P0461 and P062A and other not start, long crank, fuel gauge accuracy and drivability issues, the technician should disconnect the electrical connector at the pump and perform a visual inspection of the connector for and bent, spread, or pushed out terminals. Repair any issues found. Reconnect the plug and perform a push pull push to ensure the connector is fully installed. Then perform 3 keys cycles and listen to hear if the fuel pump is operational. If the fuel pump is heard that indicates that everything is operating correctly. If the pump is heard replacement is not necessary, any replacement will function in the same way.
- [9100838](/bulletins/11033958.md), 2026-06-18, Service bulletin: FUEL/PROPULSION SYSTEM. Before replacing any parts check for applicable TSBs/RSUs. If no applicable TSBs/RSUs, or they have already been applied, please refer to the updated Service Library diagnostic procedure for P1CEA\-00\-BOOST SIDE EVAP PURGE SYSTEM PERFORMANCE \(MODULE, Powertrain Control \(PCM\), 3.0L GMET6\) and SOL S2518000008.
- [S2508000109 REV.A](/bulletins/11031464.md), 2026-04-22, Service bulletin: ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. Instrument Cluster Fuel and Coolant Temperature Gauge Do Not Reset To The Home Position And Show Incorrect Values
- [S2508000109](/bulletins/11031341.md), 2026-04-15, Service bulletin: FUEL/PROPULSION SYSTEM; ELECTRICAL SYSTEM. Instrument Cluster Fuel and Coolant Temperature Gauge Do Not Reset To The Home Position And Show Incorrect Values
- [9100777](/bulletins/11030019.md), 2026-03-13, Service bulletin: FUEL/PROPULSION SYSTEM; ENGINE. Before replacing any parts check for applicable TSBs/RSUs. If no applicable TSBs/RSUs, or they have already been applied, please refer to SOL S2518000008.
- [S2318000005 REV.C](/bulletins/11026556.md), 2025-12-11, Service bulletin: FUEL/PROPULSION SYSTEM. The customer’s complaint may include a message appearing in the cluster’s information center stating, “See User’s Manual For Proper Oil And Fuel” or “Service Engine See Dealer”. The customer may also mention a “low power” complaint.
- [S2514000003](/bulletins/11019454.md), 2025-06-11, Service bulletin: FUEL/PROPULSION SYSTEM; ENGINE. MIL\-On/Check Engine Lamp \(CEL\)\-On

JSON: [/v1/bulletins/11034383](/v1/bulletins/11034383)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20campaign%2090%20Combo%20Rev2&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11034383&vehicle=Service%20campaign%2090%20Combo%20Rev2)