TSB Document:

Affected Component: ELECTRICAL SYSTEM:SOFTWARE

Summary
TSB: ALTERNATOR PULLEY AND TENSIONER REPLACEMENT - THIS BULLETIN HAS BEEN REVISED TO INCLUDE ADDITIONAL INFORMATION. NEW/REVISED SECTIONS OF THIS BULLETIN ARE INDICATED BY A BLACK BAR IN THE MARGIN.THIS BULLETIN PROVIDES INFORMATION RELATED TO THE ECM SOFTWARE UPGRADE AND ALTERNATOR PULLEY REPLACEMENT FOR SOME 2013MY SORENTO VEHICLES, PRODUCED FROM FEBRUARY 16, 2012 TO SEPTEMBER 13, 2012, TO IMPROVE IDLE RPM STABILITY (750 TO 680) WHILE AT A STOP WITH A/C ON. IT IS IMPORTANT TO NOTE THAT THE 2.4L GDI ENGINE HAS A CERTAIN LEVEL OF HARMONIC VIBRATION WHILE AT LOW IDLE RPM WHICH IS A NORMAL CHARACTERISTIC OF THIS ENGINE DESIGN. FOR CONFIRMATION THAT THE LATEST REFLASH HAS BEEN PERFORMED TO A VEHICLE YOU ARE WORKING ON, VERIFY ROM ID USING THE TABLES IN THIS TSB.

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Date Published
DEC 11, 2012
NHTSA TSB #
10091471
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