NAVISTAR IS RECALLING CERTAIN MODEL YEAR 2006 THROUGH 2008 IC BE, RE, AND CE SCHOOL BUSES MANUFACTURED FROM DECEMBER 4, 2001 THROUGH DECEMBER 14, 2009 EQUIPPED WITH INTERNATIONAL VT365 ENGINES HAVING ENGINE CALIBRATION PAN2PVR0, PAN2PVR1, OR PAN2PWR. THE ENGINE NORMALLY RESPONDS TO A FAILED OPEN ACCELERATOR POSITION SENSOR CIRCUIT FAULT BY RETURNING THE ENGINE TO LOW IDLE SPEED OF 800 RPM AND DISABLING THE DRIVER’S ABILITY TO INCREASE THE ENGINE SPEED. HOWEVER IF THE OPEN CIRCUIT CORRECTS ITSELF WITHIN 30 SECONDS OF INITIATION, ENGINE SPEED COULD SUDDENLY INCREASE TO A HIGH IDLE SPEED OF 1200 RPM.