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Diagnostic Code Index

WARNING: This page is about a different car, the 2008 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX

DTC Description
DTC B0000  B0000 5A: Vehicle Speed Information Circuit Plausibility Failure
DTC B1025, B1035, B1045, or B1055  B1025 01: Audio Output 1 Left Front Circuit Short to Battery
B1025 02: Audio Output 1 Left Front Circuit Short to Ground
B1035 01: Audio Output 2 Right Front Circuit Short to Battery
B1035 02: Audio Output 2 Right Front Circuit Short to Ground
B1045 01: Audio Output 3 Left Rear Circuit Short to Battery
B1045 02: Audio Output 3 Left Rear Circuit Short to Ground
B1055 01: Audio Output 4 Right Rear Circuit Short to Battery
B1055 02: Audio Output 4 Right Rear Circuit Short to Ground
DTC B1259  B1259 02: Antenna Ground Circuit Short to Ground
B1259 05: Antenna Ground Circuit Short to Battery or Open
DTC B1287  B1287 01: Amplifier Control Signal Circuit Short to Battery
B1287 02: Amplifier Control Signal Circuit Short to Ground
B1287 04: Amplifier Control Signal Circuit Open
DTC B2455  B2455 04: Cellular Phone Microphone Circuit Malfunction Open Circuit
DTC B2462  B2462 02: Global Positioning System (GPS) Short to Ground
B2462 04: Global Positioning System (GPS) Open Circuit
DTC B2470  B2470 04: Cellular Phone Antenna Circuit Malfunction Open Circuit
DTC B2476 or B2482  B2476 00: Cellular Phone Select Service Switch
B2482 00: Cellular Phone Select Service Switch Range/Performance
DTC B2483 or B2484  B2483 00: Global Positioning System (GPS) Antenna Malfunction Short to Ground
B2484 00: Global Positioning System (GPS) Antenna Malfunction Open Circuit