Medium and Heavy Trucks
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Yes, but it goes off in short period of time.
Don't have cruise control.
What are the odds of a bad ecm or is it more likely to be IAP? I am 65 miles from nearest Cat dealer. 1 local shop is too busy to get here today. Another tech has Cat ET but he doesn't have OBDII. He didn't think he could read it with Cat ET since it is in a GMC truck.