Tag Archives: Coolant

What to do if your car's heater is not working

What to do if your car's heater is not working

There are few things more annoying than jumping into your car on a freezing winter day only to discover that your heater isn't working. Unfortunately, there are quite a few reasons that could cause this. If you heater fan isn't blowing it's likely the blower motor has gone out. But it could also be that a switch has gone out. If, however, your fan does blow but only when you're driving at certain speeds, the culprit could be a bad blower resistor. The good news is that the repair is likely not expensive. If you've got heat but it's just not up to par, you could have a bad thermostat, especially if your dashboard temperature indicator is low. This condition could turn on your "check engine" light. Another cause of less-than-adequate heat could lie in your car's heater core. If it's blocked it won't heat. A flush can solve the problem. If you hear a clicking sound and no air is blowing from the vents, a blend-door motor needs to be replac ... read more

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Douglas Q&A

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Coolant , heat

Stalls can be related to coolant loss

Stalls can be related to coolant loss

Q. My wife and I live in Alexandria, Minn. and were passing through Chicago on May 29. I bought the Daily Herald and saw your auto article about a 1996 Lincoln Town Car that would die when temperatures rose above 70 degrees. My daughter, who lives in Atlanta, has a 1998 Buick Regal that seems to be doing the same thing. It has the 3800 engine with 217,000 miles on the odometer. Sometimes it kills or abruptly hesitates upon acceleration or sometimes seems to sputter under load while going uphill. During the winter in Atlanta it hardly ever happened. However when it gets more warm and humid the frequency increases. Sometimes it kills on her when making a turn. We have suspected the MAF sensor, which to my knowledge has been an issue with that car but have not tried changing it. The fuel filter has about 16,000 miles on it. When the car gets to cruising speed it seems to run absolutely fine so I don't suspect a fuel filter issue. There is no check engine light that indicates a code s ... read more

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Coolant

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Coolant
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