"Flash: Air Suspension Control Module (ASCM) Updates Customers must experience a Malfunction Indicator...
Jeep technical service bulletin 08-138-25 for 2024 Jeep Grand Cherokee, 2024 Jeep Grand Cherokee L and 2024 Jeep Grand Cherokee 4xe.
- Bulletin number
- 08-138-25
- Component
- Suspension
- Summary
- "Flash: Air Suspension Control Module (ASCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Codes (DTC): ● U0300 - Internal Control Module Software Incompatibility. Customers may experience one or more of the following: ● Ride height disabled. ● Suspension will lower, but will not raise. ● Instrument Panel Message (IPC) message ""selected ride height not permitted due to payload"" appears. This bulletin involves reprogramming the ASCM with the latest available software. "
Owners of these vehicles have filed 8 complaints in the suspension category.
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