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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1663 (Engine Control System & Fuel System - 6.6L (LMM) - DTC P1448 Top DTC P2510) >> DTC P2122, P2123, P2127, P2128, or P2138 >> Conditions for Setting the DTC >> P2138

Conditions for Setting the DTC: P2138

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The voltage difference between APP sensor 1 and APP sensor 2 exceeds a value of 2 percent for more than 0.3 second.