Originally Posted by Nicolosi11480
I been trying to search and found nothing. On my 90 gt what would make the idle kick up when i turn the ac on? i was told the iac does that can anyone confirm? my idle doesnt change with ac on or off thanks.
The IAC & ECU compensate for the extra load, but if your compressor is failing it may be exerting an excessive load that they are unable to compensate for.