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GMC
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2008
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Yukon Denali, AWD
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Repair and Diagnosis
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Steering
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Power Steering System
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Diagnostic Information & Procedures
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DTC C0561
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Circuit/System Verification
Circuit/System Verification
Verify that no DTCs are set in the ECM or APM.
If DTCs are set, refer to
Diagnostic Trouble Code (DTC) List - Vehicle