Quote Originally Posted by southside
lol fitv mine was lose and my car kept idling at 3000 rpm but that lil up and down idle happens alot on like obd1 and obd2 cars it makes the car heat up faster my friends cars do it when its really cold the increase and decrease in rpms makes the car heat up quicker dont know why
My older motor did that, cold idle would slowly go between 1200-1500rpm until you move the car and then it would be rock solid at 1000 or so until everything gets up to temp.