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Home >> Buick >> 2016 >> Cascada Base >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Immobilizer System >> Diagnostic Information and Procedures >> DTC P1649: Immobilizer Security Code Not Programmed >> Repair Instructions
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Repair Instructions

Perform the DIAGNOSTIC REPAIR VERIFICATION after completing the repair.

CONTROL MODULE REFERENCES for engine control module replacement, programming, and setup.

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