when the vehicle is stopped at a light or just idling the hvac fan continues to run but the heat or cold stops coming out the vents. soon as you start moving the heat/cold return . it is not coolant level (a/c does the same thing), had dealer check out and could not find a problem. worst is in the winter when it is below zero. summer you can roll down window until you start moving. no other complaints or TSB's regarding this problem.
when the vehicle is stopped at a light or just idling the hvac fan continues to run but the heat or cold stops coming out the vents. soon as you start moving the heat/cold return . it is not coolant level (a/c does the same thing), had dealer check out and could not find a problem. worst is in the winter when it is below zero. summer you can roll down window until you start moving. no other complaints or TSB's regarding this problem.
- pditty, Alexandria, MN, US