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Home >> GMC >> 2020 >> Terrain Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Automatic Transmission - 6T40 (MNH) - 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 car, the 2020 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
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/Downshift=Inoperative
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