Service bulletins for the 2026 Jeep Grand Cherokee L
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.
261 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with type: Other are shown. Show all
| OTHERDOC_183 | 2026-09-17. Other. ELECTRICAL SYSTEM. Radio Over The Air Update to U43.17 R1H Software Version (FOTA) Customers may experience one or more of the following: - Navigation Stability - Android Auto & Carplay stability & connectivity - Power management app - Distorted/glitchy display prior to start‑up animation - Text appearance display - Widget incorrect display - Turn signal blind spot response timing - Audio cut out - Drive Modes selection - Park assist Guidelines selction |
|---|---|
| 112647 | 2026-06-16. Other. FUEL/PROPULSION SYSTEM. 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 summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.