Operation CHARM
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Cadillac
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1998
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Catera V6-3.0L VIN R
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Repair and Diagnosis
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Accessories and Optional Equipment
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Antitheft and Alarm Systems
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Description and Operation
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Reprogramming the Immobilizer
Reprogramming the Immobilizer
Use a scan tool to reprogram the system if replacement of the theft deterrent module or the ECM is necessary.