Conditions for Setting the DTC

WARNING: This page is about a different car, the 2023 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.

P0815Condition 1

Up and Down Shift Switch = Upshift
Transmission Range = Park or Neutral or Reverse

The above conditions must occur for greater than 1 s.

Condition 2

Up and Down Shift Switch = Upshift
Transmission Range = Forward Gear

The above condition(s) must occur for greater than 2 min.

P0816Condition 1

Up and Down Shift Switch = Downshift
Transmission Range = Park or Neutral or Reverse

The above conditions must occur for greater than 1 s.

Condition 2

Up and Down Shift Switch = Downshift
Transmission Range = Forward Gear

The above condition(s) must occur for greater than 2 min.

P0826

Up and Down Shift Switch = Invalid

The above condition(s) must occur for greater than 1 min.