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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 247 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L, Or 6.2L - DTC P0010 To DTC P0230) >> DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01 >> DTC Descriptors

DTC Descriptors

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0133

HO2S Slow Response Bank 1 Sensor 1

DTC P0134

HO2S Circuit Insufficient Activity Bank 1 Sensor 1

DTC P0140

HO2S Circuit Insufficient Activity Bank 1 Sensor 2

DTC P1133

HO2S Insufficient Switching Bank 1 Sensor 1

DTC P2270

HO2S Signal Stuck Lean Bank 1 Sensor 2

DTC P2271

HO2S Signal Stuck Rich Bank 1 Sensor 2

DTC P2A01

HO2S Performance Bank 1 Sensor 2

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