Quote:
Originally Posted by 98BLKGT  So my cold idle surging continues. The IAC and timing are not a problem. If anyone has any other ideas that could relate to cold idle only, let me know. For now I will keep going through the general idle problems.
Can a vaccum leak be out of question if my car idles good when warm? |
Yes. Cold engines enrichen the fuel mixture, making them a little less sensitive to mixture variations. When the engine warms up & goes into closed loop, there is much tighter control over air/fuel ratio.