P1550 OBD Trouble Code

1 result found

P1550 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

Stepper Motor Cruise Control Fault

Cause

Engine running, SMCC Cruise commanded off, then the PCM detected that the Cruise Status input indicated that the Cruise Control was engaged

Try also: https://www.obd-codes.com/p1550