Operation CHARM
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Pontiac
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1993
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Firebird V6-204 3.4L
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Relays and Modules - Ignition System
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Electronic Spark Control Module
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Locations
Electronic Spark Control Module: Locations
Removing/Replacing Knock Sensor Module:
The knock sensor module is located in the top of the ECM / PCM.