I PURCHASED MY 2015 HONDA-CRV EX-L ON MARCH 17TH 2015 FROM LIVERMORE HONDA IN CALIFORNIA AND MY NEW CAR DRIVER AND PASSENGER SEATS START VIBRATING IN IDLE,STOP AND DRIVING MODE WITH SPEED MORE THAN 60MPH AFTER DRIVING FOR MORE THAN 45 MINUTES AND THAT CAUSING ME BACK PAIN AND HEADACHE AND THIS WILL CAUSE HEALTH HAZARDS IN THE FUTURE AND THIS IS A SERIOUS SAFETY AND HEALTH ISSUES. I TOOK MY CAR TO HONDA LIVERMORE ON MARCH 24TH AND SERVICE ADVISOR INFORMED ME THIS IS THE CHARACTERISTIC OF HONDA CRV2015. *TR