ok my 96lt1 was running fine except that i had a check engine light on because i burned a wire on my header and it ws from the mis fire well anyways im sitting in heavy traffic in jacksonville were it was around 80 degrees but the car was running the same temp as always 165 all of a sudden the car jumps from 750rpm idle to 1200 then it goes down and the check engine light blinks ounce then again and it did it about 4 times then i get on the highway and the check engine light blinks one more time and goes of completely then 4 days go buy and then it did it again but only ounce what do you guys think is the problem