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Diagnostic Fault Information

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage
Cylinder 1 Glow Plug Control P1307, P066A P1307, P0671 P1307, P066B
Cylinder 2 Glow Plug Control P1308, P066C P1308, P0672 P1308, P066D
Cylinder 3 Glow Plug Control P1309, P066E P1309, P0673 P1309, P066F
Cylinder 4 Glow Plug Control P130A, P067A P130A, P0674 P130A, P067B