Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
CADILLAC, CHEVROLET, GMC
Reported code forms U0101
This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering…
CADILLAC, CHEVROLET, GMC
Reported code forms U0101
This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering…
CADILLAC, CHEVROLET, GMC
Reported code forms U0101
This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering…
CADILLAC, CHEVROLET, GMC
Reported code forms U0101
This Preliminary Information communication provides information to the technician for a reduced power message, steering assist, engine stall or the instrument panel, radio, and or Heater-Vent-Air Conditioning go blank…
CADILLAC, CHEVROLET, GMC, HUMMER
Reported code forms U0101
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, CHEVROLET, GMC
Reported code forms U0101
This Preliminary Information communication provides information to the technician for a reduced power message, steering assist, engine stall or the instrument panel, radio, and or Heater-Vent-Air Conditioning go blank…
CHEVROLET, GMC
Reported code forms U0101
DTC U0101, NO ENGINE CRANK AND NO TECH II COMMUNICATION WITH TCM. EQUIPPED WITH ALLISON LCT1000 (RPO-MW7) AUTOMATIC TRANSMISSION. *NJ
CADILLAC, CHEVROLET, GMC
Reported code forms U0101
IGNITION SWITCH DIAGNOSTIC TIPS - DTC CODES C0561, P1629, P1682, U0101, U0121, U0155 AND/OR NO CRANK/NO START, HVAC, RADIO, ON STAR, POWER ADJUSTABLE PEDALS, AND OTHER ELECTRICAL COMPONENTS INOPERATIVE. *KB