CONSUMER WAS TRAVELING ABOUT 40MPH HIT BRAKES & REARENDED ANOTHER VEHICLE.VEHICLE THAT WAS HIT WAS A HUGE TAHOE. IT WAS HIT FROM 10 FEET AWAY, AND CONSUMER'S AIRBAG DIDN'T DEPLOY. AIRBAG WAS PUSHED DURING SALES PITCH AS A SAFETY FEATURE. CHRYSLER WAS CONTACTED & SENT ENGINEER OUT TO LOOK AT VEHICLE. CONSUMER DIDN'T KNOW THAT VEHICLE HAD TO BE HIT AT A 90 DEGREE ANGLE IN ORDER FOR THE AIR BAG TO GO OFF. *AK