P0505 OBD Trouble Code

1 result found

P0505 - GM
Type Powertrain - Vehicle Speed, Idle Control, and Auxiliary Inputs - ISO/SAE Controlled
Description

Idle Air Control Valve Circuit Conditions
Cause

Key on or engine running, then the PCM detected an open or short condition in the IAC motor or its related circuit.

Try also: https://www.obd-codes.com/p0505