1997 Mercedes-Benz E420 Q&A

1997 Mercedes-Benz E420 Question: why does my heater blows gold air rather then hot?

i turn on the heater and cold air blows out on the driver side but on the passenger side it blows a little warm. what might be the problem and where can i find it in the the car? -
Answer 1
Most likely low of water or the heater core is stopped up or check the thermostat to see if it opens too fast.I would change the thermostat 1st. -
Comment 1
okay thank you. do you know where is the heater core located -