Question about 1992 Buick LeSabre
Check youre heater hoses coming out of the engine .make sure they both are the same temp ,when the engine is warm going in to the heater core the hoses run up to the fire wall if the hoses are hot on both sides the problem is inside the car make sure the cable is moving form cold to hot if the cable is un hooked you will not have control over the temp .the cable runs under the glove box on the top of the heater box ,there is a small arm that moves back and forth ,the cable hooks up to a little clip make sure this is still attached if it is check youre controler on the dashboard the only way it would be a vaccume problem .is if the defrosters and heater and vents are not working .if this is the problem check for a disconnected vaccume line near the fire wall .or distrubitor
Posted on Nov 18, 2009
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Posted on Jan 02, 2017
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