Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 732 (THEFT DETERRENT SYSTEM)
2004 Oldsmobile Bravada RWD
Section 732 (Theft Deterrent System)
2004 Oldsmobile Bravada RWDSECTION Section 732 (Theft Deterrent System)
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Schematic & Routing Diagram
- Component Locator
- Diagnostic Information & Procedures
- Diagnostic Starting Point - Theft Deterrent
- Diagnostic System Check - Theft Deterrent
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC B2947: Short To Ground On The Passlock™ Sensor Power Circuit
- DTC B2948: Signal Input Voltage
- DTC B2957: Signal Input Voltage Low
- DTC B2958: Signal Input Voltage High
- DTC B2960: Valid But Different Code Value Than Previously Learned
- DTC B3031: BCM Is In The Learn Mode But Does Not See A Valid Passlock™ Sensor Code
- DTC B3033: BCM is reading a tamper code from the Passlock™ Sensor
- DTC P1626: PCM To BCM Communication
- DTC P1631: PCM Did Not Receive A Valid Password
- Symptoms - Theft Deterrent
- Content Theft Deterrent (CTD) Alarm Mode Inoperative
- Content Theft Deterrent (CTD) Does Not Disarm With Key Lock
- Horn Inoperative In Content Theft Deterrent (CTD) Alarm Mode
- Lights Inoperative In Content Theft Deterrent (CTD) Alarm Mode
- Security Indicator Always On Or Flashing
- Security Indicator Inoperative
- Repair Instructions
- Description & Operation
- Special Tools & Equipment
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.