2007 Hyundai Tuscon Having Heater Gets Warm Cold Hot Checked Fuses

2007 HYUNDAI TUCSON
127,000 MILES
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CAT09FISH
  • MEMBER
  • 1 POST
Having problem with heater it gets warm then cold ( not hot ) checked all fuses and have replaced thermostst ?
Jan 17, 2013 at 9:38 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
check coolant level first then when engine warm are both hoses hot then check to see if temp actuator is getting power it may not be or is broken. or could be control unit. pic enclosed.
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Jan 17, 2013 at 12:38 PM
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