Chevy Cobalt Forum banner

low coolant temp

  1. Oil in Coolant, Low Temperature, but Runs Fine Otherwise

    Problems and Service
    I have a 2006 Cobalt LS coupe, 2.2 Ecotec. Car runs fine, great mileage, smooth idle, etc. I have a 20-30 minute ride to work everyday, so, has plenty of time to reach operating temperature, etc. Problem is that at my last oil change, the tech noticed oil in my coolant reservoir and some...