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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1657 (Engine Control System & Fuel System - Hybrid (Hp2) 6.0L (LZ1) - DTC P1380 To DTC P3449) >> DTC P2270 or P2272 >> Conditions for Setting the DTC >> P2270

Conditions for Setting the DTC: P2270

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The ECM does not detect a HO2S voltage greater than 805 mV before accumulated mass air flow exceeds 550 grams.

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