What causes a P0772 code?

P0772 can be triggered by several issues — see the verified probable causes and step-by-step diagnostics shared by mechanics and owners on OBDIY.

Can I drive with a P0772 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with P0772 active.

Follow the step-by-step diagnostic on this page, then read the verified fixes contributed by other Heavy Truck owners — the answer marked "Verified Cause" worked for the original poster.

OBDIY

OBD-II

P0772

P0772 Shift Solenoid E Performance or Stuck On

What it means

The Transmission Control Module (TCM) has detected that shift solenoid 'E' is stuck in the 'on' position, preventing proper gear engagement or causing incorrect gear ratios.