Originally Posted by dwills898
Does anyone know how to adjust the idle speed on a 93 grand cherokee, I cleaned my Idle Air Control and now it idles better, but still to low. I want to increase the idle speed. It idles around 500 rpm.
You can't adjust it, its electronically controlled by the IAC. Around 500 rpms is about normal for Grand Cherokees for some reason.
Sold 90' YJ, 4.2, Weber, 4" Procrap, 33" BFG MTs, 8.8 w/ 4.10s & LSD, SYE & Tomwoods DS, Dual Optimas, Jacobs, Electric fan.
97' ZJ, SOLD