Warm the car up and pull the plastic battery cover in the Frunk - check the two rubber lines behind the battery - if both good and hot then heater core functioning. If not bleed the air out of the cooling system.
If both hot, a mechanical failure in the mixing valve / door is likely.
Last edited by Jamesp; 11-17-2013 at 09:54 AM.
Reason: didn't read original post carefully enough
|