ACCELERATOR PEDAL STICKS DUE TO CARBON BUILDUP ON THROTTLE BODY. PEDAL REQUIRES ADDITIONAL TRAVEL IN ORDER TO PROVIDE RESPONSE FROM ENGINE. AS A RESULT, EXCESSIVE PRESSURE IS REQUIRED ON THE ACCELERATOR, CAUSING THE CAR TO ACCELERATE SUDDENLY AND MORE RAPIDLY THAN NECESSARY. SUDDEN ACCELERATION HELPED CONTRIBUTED TO DAMAGE IN A REAR-END COLLISION AT A STOP SIGN. THE THROTTLE BODY HAS BEEN CLEANED TWICE SINCE THE PURCHASE OF THE VEHICLE AND NEEDS TO BE CLEANED AGAIN.*AK