Buick specific DTC OBD2 code: P1577 BBV Sensor Circuit Low Voltage
Buick specific DTC OBD2 code: P1603 Loss Of SDM Serial Data
Buick specific DTC OBD2 code: P1621 PCM Memory Performance
Buick specific DTC OBD2 code: P1578 BBV Sensor Circuit Low Vacuum
Buick specific DTC OBD2 code: P1604 Loss Of IPC Serial Data
Buick specific DTC OBD2 code: P1622 Cylinder Select
Buick specific DTC OBD2 code: P1563 Cruise Vehicle Speed/Set Speed Difference Too High
Buick specific DTC OBD2 code: P1579 P/N To D/R At High Throttle Angle
Buick specific DTC OBD2 code: P1605 Loss OF HVAX Serial Data
Buick specific DTC OBD2 code: P1623 Transmission Temp Pull-Up Resistor