What causes my heat to stop working all of a sudden

Asked by Aug 29, 2013 at 07:15 PM about the 2000 Lexus RX 300 Base AWD

Question type: Maintenance & Repair

It was working fine the day before...I go
outside to cut it on the a/c button
automatically cutscon even though I turned
the dial all the way up to hot...my air
conditioner works fine

1 Answer


Possibly one of the servo motors that controls the blend air quit or the door broke or the climate control computer is going bad.

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