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Home >> GMC >> 2011 >> Canyon 4D Pickup, 2.9 9 >> Repair and Diagnosis >> Engine Performance >> System >> Data Communications System >> Diagnostic Information and Procedures >> DTC B1001 >> Circuit/System Description
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Circuit/System Description

Some control modules must be configured with serial numbers, vehicle options, or other information. If a control module was not properly configured after installation, that module may set DTC B1001.