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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1149 (Engine Controls And Fuel - 3.6L - DTC P0137 To DTC P0497) >> DTC P0201-P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, P0277, P2146, P2149, P2152, P2155, P216A, or P216D (w/LLT) >> Conditions for Setting the DTC (w/LLT) >> P2146, P2149, P2152, P2155, P216A, or P216D

P2146, P2149, P2152, P2155, P216A, or P216D

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 the injector high voltage control circuit is shorted to ground or shorted to a voltage for greater than 4 seconds or for a cumulative of 30 seconds.