Originally Posted by Surly73
Standard idle is ~600 without AC and ~700 with AC. If your fully warmed up idle is ~1000, that's a problem/symptom in itself.
I was just guessing at the time, I've been paying more attention to the problem and it seems like ~700 is normal (it's summer in Iowa, AC is on all the time). When it drops down it's definitely going below 500 rpm.