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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Control System & Fuel System - 6.6L (LLY) - DTC P0401 To DTC P2510) >> DTC P0642 or P0643 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different variant/trim than selected.
DTC P0642 or P0643

Circuit Short to Ground High Resistance Open Short to Voltage Signal Performance
Crankshaft 58 X - 5-Volt Reference P0642 P0336 P0335 P0643 P0336 -
Camshaft 4 X - 5-Volt Reference P0642 P0340 P0340 P0643 P0336 -
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