EA86033 · EA
SERVICE BRAKES, HYDRAULIC Investigation
SUMMARY OF INFORMATION FROM MANUFACTURER:GM MAINTAINS THAT THERE IS NO DEFECT IN THE DESIGN.SPATIAL RELATIONSHIP DOES NOT CHANGE WITH APPLICATION OF PEDAL FORCE.GM BELIEVES THAT THEIR TEST DATA DEMONSTRATES THAT PEDAL, BRACKET, AND FIREWALL ARE SUFFICIENTLY STOUT.GM REPORTSNO FIELD COMPLAINTS ON THIS ALLEGED DEFECT. ANALYSIS:THIS ALLEGED DEFECT WAS REPORTED IN A BENDIX TRADE PUBLICATION. IT CITED FIREWALL FLEXING AS REDUCING THE PEDAL FREE PLAY AND PREVENTINGTHE MASTER CYLINDER FROM COMPENSATING NORMALLY.STATUS:ON DEC 11,1986, A MEMO WAS SENT TO VRTC REQUESTING TESTING ON A VEHICLE IN ORDER TO EVALUATE THE ALLEGED DEFECT.VRTC HAS PURCHASED A TEST VEHICLE AND TESTING HAS BEEN COMPLETED.DRAFT REPORT IN REVIEW CYCLE. PROPOSED ACTION:CLOSED AUG 25,1987===