P3404 Buick
Cylinder 1 Deactivation/Intake Valve Control Circuit High
Buick
P3409 Buick
Cylinder 2 Deactivation/Intake Valve Control Circuit/Open
P305F Buick
Dual Battery Control Module Performance
P3400 Buick
Cylinder Deactivation System Performance
P3401 Buick
Cylinder 1 Deactivation/Intake Valve Control Circuit/Open
P305B Buick
DC/DC Converter Ignition On/Start Switch Circuit High Voltage
P305C Buick
DC/DC Converter Ignition On/Start Switch Circuit Low Voltage
P305D Buick
DC/DC Converter Crank Control Circuit High Voltage
P305E Buick
DC/DC Converter Crank Control Circuit Low Voltage
P3055 Buick
DC/DC Converter Actuator Voltage 1 Performance