ON CERTAIN TRUCKS EQUIPPED WITH D12D ENGINES, THE EXHAUST GAS RECIRCULATION (EGR) COOLER INLET PIPES OR THE PIPES THAT CONNECT THE EGR VALVES TO THE COOLER MAY CRACK OR BREAK.
IF THE PIPES OR THE COOLER INLET PIPES FAIL AND ARE LEFT UNTREATED, THE AIR CLEANER AND INNER FENDER
DEALERS WILL INSPECT AND REPAIR THE EGR COOLER PIPES AS REQUIRED AND INSTALL A HEAT SHIELD FREE OF C












