P1558 OBD Trouble Code

1 result found

P1558 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Cruise Control System, SPS Circuit Indicated Low

Cause

Engine running, throttle angle input less than 50%, then the PCM detected a Desired Servo Position Sensor position of 90% and Actual Servo Position of less than 2% for 3 seconds in the test

Try also: https://www.obd-codes.com/p1558