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Home >> Cadillac >> 1998 >> Catera >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Tests W/Codes >> Diagnostic Trouble Codes >> DTC P1501 - Theft Deterrent System >> Diagnostic Procedures

Diagnostic Procedures

Perform POWERTRAIN ON-BOARD DIAGNOSTIC (OBD) SYSTEM CHECK . If OBD system check was performed previously, perform theft deterrent system diagnosis.

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