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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1149 (Engine Controls And Fuel - 3.6L - DTC P0137 To DTC P0497) >> DTC P0137, P0138, P0140, P0157, P0158, or P0160 (w/LLT) >> Conditions for Setting the DTC (w/LLT) >> P0138 or P0158

P0138 or P0158

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

The ECM detects that the HO2S signal voltage is greater than 1,150 mV for greater than 1 seconds or for a cumulative of 10 seconds.

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