BMW 530I PETROL, HEATER JUST BLOWS OUT LUKE WARM AIR, USUALLY ON PASSENGER SIDE AND COLD ON DRIVERS SIDE

  • Tiny
  • petnik
  • 2001 BMW 530i
  • 12,100 miles

Water level was low but topped up problem still present

Tuesday, December 6th, 2011 AT 5:11 PM

1 Answer

  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,410 posts

Wit the engine warm, running, and the heat on, feel both heater core hoses. Both should be hot. If they are, check blend air door. If only one is hot, try flushing the heater core.

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Tuesday, December 6th, 2011 AT 7:34 PM

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