Reply to thread

Message: <blockquote data-quote="Nasty02Avalanche" data-source="post: 3448" data-attributes="member: 414">My father is 78 years old and was a crew chief for the Blue Angels back in the 1950's and was certified to work on Airframes and Power Plants.My dad's favorite automobile was a 1955 Chevrolet Bel Air.I have to explain to my dad that they do not make a '55 Chevy, nor can you work on new vehicles without a computer diagnostic tool and some special skills - not acquired with his 1000 piece Craftsman tool set.It would behoove you to go to a garage or a GM garage and have the problem diagnosed professionally.It sounds to me as if you have tried the normal cures for most internal combustion engines - naturally aspired, but failed to grasp the concept of computer control.Regardless which computer controls the engine, you have either a software issue or a hardware issue.A bad sensor - yes, maybe something inside of the computer is toggled when the sensor says - the air-conditioning is now on, we need to increase the idle, and we need to change the air / fuel ratio - add a little more power, and we need to advance or retard the timing.Could it be a throttle position sensor, or a MAP sensor, or a knock sensor or a crank sensor - who knows.I can physically see just as far into your motor as you can!</blockquote>