08-024-15

Flash: Service Tire Pressure System Message This bulletin involves updating the Tire Pressure Module (TPM) software and performing a Misc-function routine. The customer may notice a message ?Service Tire Pressure System? displayed on the cluster. On further inspection the technician may find the following Diagnostic Trouble Codes (DTCs): ? C151D - Tire Pressure Sensor Location Undetermined. ? C1581 - Front/Rear Side Tire Pressure Sensor Location Undetermined.