Wednesday, October 7th, 2009 AT 8:04 PM
Hi, my wifes 99 monte carlo is stalling when getting off the gas to stop or turn, rough idle. Has an O2 sensor code but dealership says thats probly a "false code". Car runs absolutely perfect and has a ton of power when diving or accelerating to pass. Check engine light on intermittently. 3100 engine, auto trans

