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Home >> Buick >> 2019 >> Regal TourX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (Engine Controls And Fuel - 3.6L (LGX) - Diagnostic Information And Procedures (P0449-P3436) And Symptoms) >> Diagnostic Information and Procedures >> DTC P16D7-P16D9 >> DTC Descriptors

DTC Descriptors

WARNING: This page is about a different car, the 2020 Buick Regal and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
DTC P16D7

Sensor Bus Relay Control Circuit

DTC P16D8

Sensor Bus Relay Control Circuit Low

DTC P16D9

Sensor Bus Relay Control Circuit High

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