CHRYSLER\DODGE SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. VEHICLES MAY HAVE BEEN INADVERTENTLY PROGRAMMED WITH SOFTWARE THAT DISABLED THREE ENGINE DIAGNOSTIC MONITORS. WITHOUT MONITORS, AN IMPROPERLY OPERATING COMPONENT MAY GO UNDETECTED AND RESULT IN EXCESSIVE EXHAUST EMISSIONS. *PE CSC LETTER WAS RECEIVED. 1/23/09. *PE