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Chevrolet
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1990
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Step Van 4.3 Z, Automatic, 475/M40
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Repair and Diagnosis (Single Page)
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Engine Performance
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Remove, Overhaul & Install
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Engine Controls - Remove/Install/Overhaul
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Electronic Spark Control (ESC) Module
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Notes
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Electronic Spark Control (ESC) Module: Notes
NOTE:
The ESC is located on a bracket behind the distributor, mounted to firewall.