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Home >> Chevrolet >> 1999 >> Corvette V8-5.7L VIN G >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Initial Inspection and Diagnostic Overview >> Vehicle On-Board & Scan Tool Diagnostics >> Engine Scan Tool Data Definitions >> Knock Retard

Knock Retard

Scan Tool Range 0 - 16°. The Knock Retard indicates the amount of spark advance the PCM removes from the IC spark advance in response to the signal from the Knock sensors.

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