2002 silverado 4.3
#1
2002 silverado 4.3
Picked this truck up idles great though rough ride going down the road jerking ..changed plugged filter fixed clogged cadylatic changed plugs . No difference was throwing crank censor light changed that and would no longer idle ..put old one back in and still won't idle now idle was perfect before changing my mechanic checked everything he could think of good fuel pressure ...any ideas? I'm down to thinking maybe computer