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Originally Posted by shelbberz
i live in warrenville IL . so if you have heard of it its close to chicago i could use some good advice thanks agian you been a big help thanks  |
Brookfield here
I wanted to throw this in the last post, but didn't want to confuse you on all the sending units / sensors.
There is another sensor, that the ECM uses for coolant temp on the front of the intake manifold. This (ECT) is a very important factor in determining fuel trim, more so than the O2 at times.