Conditions for Running the DTC

WARNING: This page is about a different car, the 2017 GMC Yukon XL, 2017 GMC Yukon, 2017 Chevrolet Tahoe, 2017 Chevrolet Suburban 3500 HD, and 2017 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.

P0989 or P0990

DTC P0711, P0712, P0713, P0716, P0717, P0722, P0723, P0751, P0742, P0756, P0757, P0973, P0974, P0976, P0977, P1915, or P182E is not set.
The ignition voltage is between 8.6 - 32 V.
The transmission fluid is -6.6°C (20.12°F) or greater.
The engine speed is between 400 - 7, 500 RPM for 5 s.
The high side driver is commanded ON.
The engine speed is 550 RPM or greater in Drive 1-6 range.