Immobilizer System
- Schematic Wiring Diagrams
- Diagnostic Information and Procedures
- DTC B2955: Security Sensor Data
- DTC B302A: Mobile Telephone Communications Interface
- DTC B3031: Security Controller
- DTC B3055: Transponder
- DTC B305C: Immobilizer Transponder
- DTC B3060: Transponder Identification Code
- DTC B389A: Environment Identification
- DTC B3902: Immobilizer Identifier
- DTC B3924-B3928: Incorrect Environmental Identifier
- DTC B3935: Transponder Authentication
- DTC B3976: Unconfigured Transponder
- DTC B3978-B3982: Incorrect Environmental Identifier
- DTC B3984: Device 1 Environment Identifier
- DTC P0513: Immobilizer Key
- DTC P0633: Immobilizer Key
- DTC P162B: Remote Vehicle Speed Limiting Signal
- DTC P1631: Immobilizer Fuel Enable Signal
- DTC P1649: Immobilizer Security Code
- Symptoms - Immobilizer
- OnStar Stolen Vehicle Slowdown Active
- Repair Instructions
- Description and Operation