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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (Engine Controls And Fuel - 2.8L (LWN) Diesel - Diagnostic Information And Procedures (2 Of 3)) >> Diagnostic Information and Procedures >> DTC P0685-P0687, P0689, P0690, P1682, P16A7, P16AF, or P16B3 >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different variant/trim than selected.

Use the schematics to identify the items/configurations listed below :

Terminal Identification

Circuit Configuration 1 Configuration 2 Configuration 3 Configuration 4 Configuration 5
B+ - Relay Coil 85 85 86 30 1
B+ - Relay Switch 30 87 30 86 3
Control - Component 87 30 87 85 5
Control - Relay Coil 86 86 85 87 2