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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transmission - 8L90 (M5U MQD) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P182A, P1838, P18B5, P18BA, or P18BF >> Conditions for Setting the DTC

Conditions for Setting the DTC

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DTC P182A 

Internal Mode Switch A = Less than 0.7 V - For greater than 2 s

DTC P1838 

Internal Mode Switch A = Greater than 2.38 V - For greater than 2 s

DTC P18B5 

Internal Mode Switch A = 1.0 to 1.7 V - For greater than 2 s

DTC P18BA 

Internal Mode Switch A = Invalid - For greater than 2 s

DTC P18BF 

Internal Mode Switch A = Invalid - For greater than 3 s