Quote:
Originally Posted by maroman88
one relay attached to the fan harness, but there was another one mounted in the same area but that was attached to the engine harness.... and this is in the radiator, and was used with my old TBI harness but not the tpi harness, im thinking either a low coolant sensor orrr a fan switch?
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I don't think it is a fan switch (never saw a gm one like that) or low coolant switch (seems too low). I dunno - I can't find it in any diagram (is that rad original to your car?).
See if the fan harnesses you have matches one of the diagrams.