Diesel Data
: Automotive Repair
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Chevy Truck
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1989
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G 20 Van V6-262 4.3L
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Knock Sensor
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Locations
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Electronic Spark Control Module
Electronic Spark Control Module
ESC Module.:
LH Side Of Seat, Near Riser
Applicable to: G & GP Series
