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Home >> Chevrolet >> 2021 >> Trailblazer RS, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Automatic Transmission - VT40 (MRG) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0815, P0816, or P0826 >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different variant/trim than selected.
Circuit Short to Ground High Resistance Open Short to Voltage Signal Performance
Signal P0826 1, 2 3 3 -
Ground - 1, 2 3 - -
  1. Tap Down = Inoperative
  2. Upshift - Pressed = Downshift
  3. Tap Up/Tap Down = Inoperative