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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1649 (Engine Control System & Fuel System - Hybrid (Hp2) 6.0L (LZ1) - DTC P0010 To DTC P0308) >> DTC P0231, P0232, or P023F >> Diagnostic Fault Information

Diagnostic Fault Information

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.
Circuit Short to Ground Open or High Resistance Short to Voltage Signal Performance
Fuel Pump High Control P0231 P023F P0232 P023F, P2635
Fuel Pump Low Control - P023F - P023F, P2635
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