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Old July 16th 05, 08:01 AM
Big Al
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"ironrod" > wrote in message
...
>I posted here awhile back about having inherited my fathers Cadillac
> Eldorado with a 501 C.I. engine, and I'm still trying to get on top of the
> learning curve. Here is my latest dilemma: Looking at
> the engine heads there seems to be two temperature sensors screwed
> directly
> in to the heads. One is on the right-hand side all the way forward, the
> other is on the left-hand side all the way aft. There is a single black
> wire coming from the one up front and a green wire coming from the
> rearward
> one. They're not intersecting any oil or coolant passageways that I can
> see, so my conclusion is they are measuring the head temperatures
> directly.
> Did Cadillac actually make an engine system this sophisticated back then
> and
> if so how do I tell if it is working? Or am I even on the right page of
> music?
>


One could be for the temperature gauge and the other for the hot light.
Knowing what year the car was could help. Most call that engine the 500.

Al


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