my heater vents are not blowing warm air

2001 MERCEDES BENZ ML320
122,000 MILES
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SMOKEYROX
  • MEMBER
  • 1 POST
I cannot get warm air to blow from the heat/ac vents of my 2001 mercedes ml320. I have replaced the thermostat and aux. water pump; and continue to have problem. Can you tell me what other parts may need to be checked and provide me with access to a diagram of the heating/ac system? In particular, I would like to know where the modulator valve and blender actuator are located. Thank you.
Nov 12, 2011 at 10:32 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Check the air blend door/actuator could be stuck in the cold position
Nov 12, 2011 at 11:15 PM
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1949CLIFFORD
  • MEMBER
  • 2 POSTS
where is the actuator and blend door on a 1999 ml320
Nov 25, 2011 at 4:15 PM
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