Posted to GM Driveability on 4/6/2012 48 Replies

this will be the third time i've put this on iatn. each time i thought it was fixed. this car has new computer,dist. cap rotor and wires. tps. if you drive this car normal its not bad, but if you floor it it feels as thou its dropping clyinders. no check engin...

FIX posted 4/16/2012