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GMC
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2006
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Sierra 1500 HD, RWD
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Repair and Diagnosis
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External Pages
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Different variant/trim
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Section 14 (Transfer Case - NVG 246-NP8 - Service & Diagnosis)
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Diagnostic Information and Procedures
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DTC C0550
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DTC Descriptor
DTC Descriptor
WARNING:
This page is about a different variant/trim than selected.
This diagnostic procedure supports the following DTC:
DTC C0550 ECU Malfunction