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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 54 (Engine Controls And Fuel - 2.8L (LWN) Diesel - Diagnostic Information And Procedures (2 Of 3)) >> Diagnostic Information and Procedures >> DTC P11B3, P22B6, P22B7, or P2A01 >> DTC Descriptor

DTC Descriptor

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
DTC P11B3

HO2S Performance During Deceleration Fuel Cut-Off Bank 1 Sensor 2

DTC P22B6

HO2S Pump Current Trim Circuit Low Voltage Sensor 2

DTC P22B7

HO2S Pump Current Trim Circuit High Voltage Sensor 2

DTC P2A01

HO2S Performance Sensor 2

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