Quote:
Originally Posted by GP67
My rpm speed drops to 600 still. My sensors are fine and I have zero codes.
Motor mounts and tranny mounts are fine. Throttle body is clean. AIC is good.
I can't understand why my normal operating rpms at idle in neutral are 650-700 but in gear stopped drop to 600. If I use the ac or heat the rpms drop as well.
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I'd be looking at the IAC system. What is the idle RPM supposed to be?
A scan tool for access to live data would be helpful.