CALL IT PULSATING OR VIBRATING ON? THE GAS PEDAL,THE CHECK ENGINE LIGHT COMES ON AND BLINKS, OFF AND ON , FOR A FEW MINS,IT DOES NOT GIVE ME TIME TO GET TO AUTO ZONE TO HAVE THEM PUT IT ON THE MACHINE TO SEE WHATS GOING ON.ABOUT A YEAR AND A HALF AGO I HAD A BRAND NEW TRANNY PUT IN,FROM THE...