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Home >> GMC >> 2009 >> Yukon Base, 4.8 C >> Repair and Diagnosis >> External Pages >> Different car >> Section 232 (Fixed And MOVEABLE Windows System) >> Diagnostic Information and Procedures >> DTC B0283 >> Circuit/System Verification
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Circuit/System Verification

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Command the Rear Defog Request ON and OFF with the scan tool. The rear window defogger should turn ON and OFF when changing between the commanded states.