heater blows cold air?

1994 BUICK LESABRE
200,000 MILES • 6 CYL • FWD • AUTOMATIC
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LUREE35
  • MEMBER
  • 1 POST
the heater blows cold air and I need to know what to do to repair the problem?
Dec 19, 2008 at 6:45 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,246 POSTS
First, is the engine running at a normal operating temp (around 200 degrees)? Second, with the engine warm and the heat on, feel both heater core hoses. They should both be hot. Check out this guide to help us fix it.

https://www.2carpros.com/articles/car-heater-not-working

Let me know what you find.

Joe
Mar 22, 2021 at 5:58 AM
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