Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
CADILLAC, CHEVROLET, GMC, HUMMER
Reported code forms U0109
This technical bulletin provides repair information to correct customer concerns of loss of high speed GMLAN communications, intermittent no crank, IP gauge fluctuation, intermittent door lock cycling /chime operation,…
CADILLAC
Reported code forms U0109
This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon light is on, Reduced engine power message, no crank, multiple warning lights on, transmission…
FORD
Reported code forms U0109
FORD: ON SOME VEHICLES, THE INTELLIGENT ACCESS REMOTE START WILL EXPERIENCE DIAGNOSTIC TROUBLE CODES (DTCS) P025A/U0109, P025A/U0109/P0103, P025A/P0103/P1A0C, AS WELL AS STALLING AFTER VEHICLE WAS DRIVEN AND CRANK NO…
LINCOLN
Reported code forms U0109
LINCOLN: DUE TO A CRANK NO START, ON SOME VEHICLES, SYMPTOMS OF VARIOUS DRIVABILITY MAY BE EXHIBIT, WITH DIAGNOSTIC TROUBLE CODE (DTC) U0109, IN POWERTRAIN CONTROL MODULE (PCM). MODEL 2013 MKZ. *PE
CADILLAC
Reported code forms U0109
This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon light is on, Reduced engine power message, no crank, multiple warning lights on, transmission…
CADILLAC
Reported code forms U0109
This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon light is on, Reduced engine power message, no crank, multiple warning lights on, transmission…
CHEVROLET
Reported code forms U0109
This Preliminary Information communication provides information to the technician about some vehicles may have a loss of communication with the Fuel Pump Control Module. Technician may find Diagnostic Trouble Code U0109…
HUMMER
Reported code forms U0109
GMC: LOSS OF HIGH SPEED GMLAN COMMUNICATIONS, IPC WARNING LIGHTS ON, DIC MESSAGES, NO CRANK, IPC GAUGE DROP OR FLUCTUATION, DOOR LOCK CYCLING , HARD TRANSMISSION SHIFT, DTCS U0073, U0100, U0101, U0102, U0109, U0121,…