bucking

So I've been trying to get my CEL to turn off (P0101 - MAF sensor performance) for a good while. I changed out the MAF sensor, throttle body, and vacuum lines but it just won't turn off. The other day while I was entering the freeway, it suddenly started bucking at about 2100 RPM. I could...

Hey guys, A litte stumped as to why my car is bucking when it creates a lot of boost pressure. Anywhere from around 15psi and up. I have a brand new ignition cassette. I just put in brand new NGK laser platinum spark plugs. They have only been lasting me around 8,000k a set with a stage 3+ ecu...

2000 SAAB 93 SE with over 260k. Car starts great, then after driving for a bit (less than 10 miles) she does some hard bucking, missing. On deceleration sometimes she dies, then plays hard to start for awhile...eventually starts and last time this happened I drove her home and now I don't trust...

so my 2004 aero all of a sudden while driving on the highway all of a sudden started like bucking out of no where. then it went away. drove the car like 30 miles after I first noticed it. and it got so bad if I hit the peddle too hard it would buck and not go.. I noticed that if I slowly...