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BCM DTC Definition: Notes

BCM DTC DEFINITION (1)

Code No. Circuit Affected
B0802 BTSI Shorted To Ground
B0803 BTSI Shorted To Voltage
B0807 Inadvertent Power Shorted To Ground
B1324 (2) A/C Refrigerant Overpressure
B1656 BCM EEPROM Write Error
B1658 BCM EEPROM Checksum Error
B1982 Battery Power Voltage Too High
B1983 Battery Power Voltage Too Low
B2348 Heated Seat Disable (Short to Ground)
B2452 Theater Dim 1 (Short to Ground or Open)
B2453 Theater Dim 1 (Short to Voltage)
B2457 Theater Dim 2 (Short to Ground or Open)
B2458 Theater Dim 2 (Short to Voltage)
U1016 Loss of Serial Communications - PCM
U1096 Loss of Serial Communications - IPC
U1152 Loss of Serial Communications - HVAC Programmer
U1160 Loss of Serial Communications - DDM
U1255 Class 2 Initialization Error
U1300 Class 2 Short To Ground
U1301 Class 2 Short To Voltage
(1) Use scan tool to retrieve codes.
(2) See appropriate article in the AIR CONDITIONING & HEAT section.
Fig 1: Identifying Body Control Module Connector C1 Terminals
G97G28239Courtesy of GENERAL MOTORS CORP.
Fig 2: Identifying Body Control Module Connector C2 Terminals
G97J28240Courtesy of GENERAL MOTORS CORP.