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Home >> Buick >> 2011 >> Regal CXL >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Immobilizer System >> Diagnostic Information and Procedures >> DTC P1631 >> Reference Information
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Reference Information

Schematic Reference 

Immobilizer Schematics 

Connector End View Reference 

COMPONENT CONNECTOR END VIEWS -- INDEX

Description and Operation 

Immobilizer Description and Operation 

Electrical Information Reference 

Scan Tool Reference 

Control Module References for scan tool information