Oldsmobile Silhouette Check Engine Light

My Van Ran Fine But The Check Engine Light Was On. The Code Read That I Needed An Oxygen Sensor. I Replaced The Oxygen Sensor, The Check...

My Van Just Started Cutting In And Out Epcailly When I Go Up Hills Or Try To Pass Someone. Also, The Check Engine Light Flashes On And Off...

I Was On The Highway Cruise Set At 70mph, All Of A Sudden The Rpms Jumped Up To 3000 And I Started Losing Speed(flat, No Hill),the Check...