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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) >> P0137 or P0157

P0137 or P0157

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 a secondary HO2S signal voltage is less than 60 mV for greater than 1 seconds of for a cumulative of 10 seconds.

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