P0563 OBD Trouble Code

1 result found

P0563 - GM
Type Powertrain - Vehicle Speed, Idle Control, and Auxiliary Inputs - ISO/SAE Controlled
Description

System Voltage High Conditions

Cause

Engine running, then the PCM detected that the system voltage was more than 17 volts for 3 seconds Note This code can set if the vehicle is used to jump-start another vehicle

Try also: https://www.obd-codes.com/p0563