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Old Apr 3, 2015 | 01:49 PM
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speedballexpress
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Default cooling fans
Anyone know where the heat sensor for the cooling fans is? I can turn them on with a scanner, but that's the only way. Relays and fuses OK. Thanks, Bob
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Old Apr 4, 2015 | 12:11 PM
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Default cooling fans
Originally Posted by 8VETTE7
The PCM turns on the fans. Uses the temp sensor in the drivers side head just behind the alternator for temp sensing.

Here is a wiring diagram that may help:





Have you checked under the battery for possible acid damage to the PCM wiring harness. PCM is located directly below the battery....
Thanks, that's what I needed to know. Bob
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