P0689

CADILLAC, CHEVROLET, GMC

This Preliminary information communicates Some customers may comment that the SES lamp is illuminated or was Illuminated and turned off. During inspection Technician may notice DTC P1682 (Ignition 1 Switch Circuit 2) active or stored in history. DTC?s P0101, P0689. P16A7 or P16BC may also be active or stored in history. Addition…

BUICK, CHEVROLET, GMC

This technical bulletin provides repair information to correct a customer concern of potential reduced engine power message displayed and/or engine stall with DTCs P1682 and/or P0689 Set.

BUICK, CHEVROLET, GMC

This Preliminary information communicates information for diagnosing dtc?s P0689 and/or P1682 and the possibility of arcing/corrosion on terminal 51 of the X3 connector at the UBEC.