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got denied the trac ecu upgrade but not the ecu?

470 Views 2 Replies 3 Participants Last post by  is300girl, 
T
went to keyes lexus and they said that my cars vin# shows that i allready have the upgraded trac ecu but not the main ecu?

i thaught it was a two ecu upgrade?

has this happend to anybody else?
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is300girl
I saw the Service Bulletin and there are 2 VIN # ranges. One range covers the ECU and TRAC update, the other is just for the ECU fix.

It may just be that your IS fell into the range that only gets the ECU fix.
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