SUMMARY: MANUFACTURER CLAIMS MOST REPORTS ARE A SHIFT-FLARE CONDITION OFHIGHER ENGINE SPEEDS DURING THE NO-LOAD SHIFTING TIME INTERVAL.THIS CLAIMDOES NOT APPEAR TO BE SUBSTANTIATED BY THE REPORTS.REPORTS DO NOT FOLLOWTHE TYPICAL SCENARIO OF SUDDEN ACCELERATION OCCURING WHEN THE VEHICLE ISPLACED INTO A DRIVING MODE.MANY REPORTS OCCUR WHEN SHIFTING INTO ANY GEARAT ANY SPEED.ALSO SOME REPORTS OF SEVERE ENGINE DAMAGE.ANALYSIS: ALTHOUGH THERE APPEARS TO BE A DESIGN FLAW IN THE SPEED CONTROLLOOP, MOST OF THE COMPLAINTS OCCUR AT SPEEDS WHICH ALLOW TRANSMISSION DIS-ENGAGEMENT.IN ADDITION, THIS TENDS TO BE AN INTERMITTENT TYPE OF FAILUREWHICH IS HARD TO TRACE TO A SINGLE SOURCE/CAUSE/COMPONENT, ALTHOUGH THE ISAMOTOR HAS BEEN CITED BY SEVERAL OF THE CONSUMERS AND FIELD REPRESENTATIVES.STATUS: C-MEMO DRAFT FORWARDED TO (H) 6/16/87.===