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August 7, 2026 Service bulletin

Malfunction Indicator Lamp (MIL) With Diagnostic Trouble Code (DTC) P0607 Customers must experience a...

Jeep technical service bulletin 08-310-26 for 2026 Jeep Grand Cherokee and 2026 Jeep Grand Cherokee L.

Bulletin number
08-310-26
Component
Electrical system
Summary
Malfunction Indicator Lamp (MIL) With Diagnostic Trouble Code (DTC) P0607 Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● P0607-00 - ECU Internal Performance. Customers may also comment on the following: ● The check engine lamp is illuminated on the Instrument Panel Cluster (IPC) when the vehicle is started.

Owners of these vehicles have filed 10 complaints in the electrical category.

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