my heater is not working keeps blows cold air

148,000 MILES
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ANTOLIN
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  • 1 POST
the ac compresor keep running in both modes ac and heater
Dec 26, 2011 at 4:25 PM
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RIVERMIKERAT
  • ✓Experienced Mechanic
  • 6,106 POSTS
Does the AC switch light up? If so, you probably have a shorted switch. If not, the AC clutch is shorted.
Dec 26, 2011 at 4:26 PM
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ANTOLIN
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  • 1 POST
i have no idea cuz i swhich to cold and cold very good for a hot day but when i turn it to hot it warms but just a little and ac keep running
Dec 26, 2011 at 4:45 PM
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RIVERMIKERAT
  • ✓Experienced Mechanic
  • 6,106 POSTS
You have no idea if the AC light is coming on? There should be a button with a small light to indicate when the AC is switched on.
Dec 26, 2011 at 5:04 PM
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