Theft Deterrent DTCS
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 GMC C3500 HD, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
THEFT DETERRENT DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| 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 |