Question about 1998 Cadillac DeVille
Temperature displays from 199 up to 128 degrees during various times driving... particularly in slow traffic will go up to 128. Will cool down the faster the car is run on most occassions. Radiator full of properly mixed antifreeze. No leaks detected. Replaced water pump 2 years ago. Front grill clean.
The cooling fans will not come on until 225 degrees. Normal temp is around 199-215. Sitting still in traffic most will inch up around 220 or so. When you turn ac on it turns the fans on and may cool down engine, Check fan operation.
Posted on Jun 16, 2009
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Posted on Jan 02, 2017
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