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Home >> Chevrolet >> 2006 >> SSR Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 6.0L - DTC P0449 To DTC P1682 >> DTC P0689 >> DTC Descriptor
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DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P0689 Engine Controls Ignition Relay Feedback Circuit Low Voltage

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