Steam coming from vents in the car smells like anti-freeze ¡
Blown heater core. You can bypass it to get you by for a while but it is going to be cold going and no defroster.
Nope, tennisshoes is correct! Heater core leak.
Head Gasket = Dumb Answer
Looking for a Used Cavalier in your area?
CarGurus has 910 nationwide Cavalier listings starting at $1,200.
Search Chevrolet Cavalier Questions
Chevrolet Cavalier Experts
Related Models For Sale