Why does my heat keep going in and out

Tiny
ANONYMOUS
  • MEMBER
  • 1992 LEXUS LS 400
  • 132,680 MILES
Why does my heat keep going in and out. We just had the waterpump replaced.
Wednesday, March 27th, 2013 AT 11:45 AM

1 Reply

Tiny
HMAC300
  • EXPERT
Check coolant leve first then check to see if heater hoses are both hot, then check to see if you have an actuator under dash not working
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Wednesday, March 27th, 2013 AT 1:50 PM

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