STRUCTURE
STEP TREAD WAS DESIGNED WITH AN UPTURNED EDGE. ALSO, INCORRECT BOLTS WERE USED TO ATTACH THE STEPS TO VEHICLE; INCORRECT BOLTS MAY FATIGUE AND BREAK ALLOWING THE STEPS TO SEPARATE FROM CAB.
Remedy: REPLACE INCORRECTLY DESIGNED STEPS, REPLACE INCORRECT BOLTS.
1,585 vehicles affected
ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
FAN BLADE MAY CRACK AND SEPARATE WHERE THE BLADE OVERLAPS THE SPIDER.
Remedy: INSTALL A NEW ALL STEEL FAN.
351 vehicles affected