LEMON Manuals: Even more car manuals for everyone
Home >> Buick >> 2017 >> LaCrosse Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls And Fuel - 3.6L (LGX) - DTC P0446 To DTC P3436 And Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC P129D: Fuel Pump Driver Control Module >> Circuit/System Description

Circuit/System Description

The fuel pump power control module monitors the ignition voltage circuit in order to determine if the voltage is within the normal operating range.