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Home >> Chevrolet >> 2023 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Engine Controls And Fuel - 3.0L (Lm2) Diesel - Diagnostic Information And Procedures (5 Of 5)) >> Diagnostic Information and Procedures >> DTC P2687-P2689 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different variant/trim than selected.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Ignition - Relay Coil P2688 P2687 - -
B+ - Relay Switch * *** - -
Control - Component * *** ** -
Control - Relay Coil P2688** P2687*** P2689*** -
Ground - Component - *** *** -
*Opens the fuse that supplies voltage to the component.
**Component = Always On
***Component = Always Off