Quote:
|
Originally Posted by Ripsta7sign
The problem has me puzzled when its cold its fine i can accelarate good it idles wonderfull i mean theres nothing wrong.but when it warms up and i accelarate it falls flat in its face it loses all the power completly.and if i floor it to wide open throttle it misfires and flames come out the throtle body.i replaced the fuel pump and filter and no luck.And theres no ses light on either.if any one can help it would be apreciated
|
This sounds like a classic case of a plugged cat or exhaust. Drive it at night and park in a dark spot and see if the cat is glowing red. If so, the cat is clogged and needs to be replaced.
An exhaust back pressure test can also help pinpoint an exhaust restriction.
//2000CAYukon