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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 104 (Engine Controls And Fuel - 6.0L (L96 LC8) - Diagnostic Information And Procedures (2 Of 2)) >> Diagnostic Information and Procedures >> DTC P2199 >> Diagnostic Fault Information

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.
IAT 1 Sensor

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Signal P0112, P0114, P2199 P0111, P0113, P0114, P2199 P0113, P0114, P2199* P0111, P2199
Low Reference - P0111, P0113, P0114, P2199, P2227, P2228, P2229 P0113, P0114, P2199, P2227, P2229* -
*Internal ECM or sensor damage may occur if the circuit is shorted to B+.
IAT Sensor 2

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Ignition Voltage P0096, P0097, P00F4, P0102, P0178, P2199 P0096, P0097, P00F4, P0101, P0102, P2199, P2230 P0690 P0096, P0101, P0103
Signal P0096, P0097, P00F5, P2199 P0096, P0097, P00F4, P2199 P0096, P0097, P00F4, P2199* P0096
Ground - P0096, P0097, P00F4, P0102, P2199, P2230 - P0096, P0102
*Internal ECM or sensor damage may occur if the circuit is shorted to B+.
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