Q I have a 1997 Cadillac Eldorado with 78,000 miles. It ran great until recently, when after getting off the freeway and slowing down on the local road, the oil-pressure light would sometimes blink ...

Question: A friend drove my old pickup yesterday and commented that my oil pressure was lower than he was used to seeing. Frankly I hadn't paid much attention to this because it was never in the red.

These problems get worse, not better, and that leads to a major rebuild.<P>A reputable place should have an oil pressure sensor they can install to diagnose. I would assume since your gauge is reading ...