HI, EVERYONE !! I'M NEW TO THIS FORUM, AND READING SOME INFO YOU GUY'S ARE UP ON, AND ALREADY DID TWO MOD'S I READ ABOUT. QUESTION IS, I ALREADY CLEAN MY EGR VALVE, ON A REGULAR BASIS, BUT READ SOMEWHERE IN HERE YOU SHOULD CLEAN THE IAT SENSOR. IS THAT CORRECT? IF SO WHERE IS IT LOCATED, AND WHAT DOES IT DO? THANK'S BILL, OR MY FRIEND'S CALL ME KLUSTER!!