@gbsharon: Just following up again. I'm still having issues and really like the truck. I'm starting to think my nextstep will be replacing the engine completely.
Over the years, I've done the following, a lot of which are trying to solve this problem:
* Oxygen Sensor
* Fuel Pump/Pressure...
Did you ever get this figured out? I have a 99 that is having similar issues. Last repair was to replace the Mass Airflow Sensor and fuel injectors and clean the entire fuel injection system. I still get the "stuttering" at speed under load on hills (at about 50-70Mph). Yes, my Tahoe makes...
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