Mike's Workshop Manuals
: Service manuals for every vehicle
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Cadillac
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2009
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CTS Base, 3.6 7, AWD
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Repair and Diagnosis
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Accessories & Equipment
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Entertainment Systems
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Cellular System, Entertainment System, And Navigation System
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Diagnostic Information and Procedures
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DTC B101D
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Circuit/System Testing
Circuit/System Testing
Verify that DTC B101D is not set.
If the DTC is set, replace the radio.