Mike's Workshop Manuals
: Service manuals for every vehicle
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Buick
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2011
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Lucerne CX
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Repair and Diagnosis
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Drivers Assistance Systems - ADAS
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Object Detection System - Park Assist System
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Diagnostic Information and Procedures
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DTC B0988
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Circuit/System Verification
Circuit/System Verification
Verify DTC B0988 is not set.
If the DTC is set, replace the vehicle direction alert alarm warning module.