# Other 112647

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: Other
- NHTSA id: 11033906
- Published by NHTSA: 2026\-06\-16
- Manufacturer's number: 112647
- Manufacturer's date: 2026\-06\-02
- Campaign id or software version: OTHERDOC\_170
- NHTSA component: FUEL/PROPULSION SYSTEM

## NHTSA's summary

Fuel Fill All 2026 Jeep Grand Cherokee \(WL\) vehicles must be delivered to the customer with a full tank of premium gasoline \(91 octane or greater\) at initial delivery. The use of premium gasoline better supports engine performance during the break\-in period \(300 miles / 500 km\). The reimbursement has been updated to reflect this premium gasoline allotment. Customers should refer to the vehicle Owner Manual for all ongoing fuel recommendations and requirements.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11033906-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11033906-9999.pdf)

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

## Components

Fuel system

## Vehicles listed

- 2026 JEEP GRAND CHEROKEE
- 2026 JEEP GRAND CHEROKEE 4XE
- 2026 JEEP GRAND CHEROKEE L

## Other bulletins for the same vehicles and component

- [14\-010\-26](/bulletins/11037468.md), 2026-09-23, Service bulletin: FUEL/PROPULSION SYSTEM. Incorrect Fuel Tank Installed Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code \(DTC\): ● P062A\-00 \- Fuel Pump "A" Control Circuit Range/Performance. No customer facing symptoms are reported other than the MIL illumination. This bulletin involves inspecting the fuel tank part number and possibly replacing the fuel pump assembly.
- [09\-014\-26](/bulletins/11035172.md), 2026-07-23, Service bulletin: FUEL/PROPULSION SYSTEM; ENGINE. Not applicable to vehicles built for US market. Engine Runs Rough Customers may comment on the following: SYMPTOM: ● Engine runs rough. This bulletin involves filling the fuel tank with premium fuel \(95 RON minimum\) during the Pre\-Delivery Inspection PDI process.
- [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.
- [112852](/bulletins/11033967.md), 2026-06-18, Warranty extension: ENGINE; FUEL/PROPULSION SYSTEM. D\-26\-14 Rev. A Hurricane Engine Replacement \-Additional Procedures
- [112847](/bulletins/11033963.md), 2026-06-18, Warranty extension: ENGINE; FUEL/PROPULSION SYSTEM. D\-26\-14 Rev. A Hurricane Engine Replacement \-Additional Procedures
- [112690](/bulletins/11033893.md), 2026-06-16, Warranty extension: FUEL/PROPULSION SYSTEM; ENGINE. ID\-26\-32 Hurricane Engine Replacement \- Additional Procedures
- [112555](/bulletins/11033890.md), 2026-06-16, Warranty extension: FUEL/PROPULSION SYSTEM; ENGINE. D\-26\-14 Hurricane Engine Replacement \-Additional Procedures

JSON: [/v1/bulletins/11033906](/v1/bulletins/11033906)

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