What causes a P0757 code?

P0757 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 P0757 code?

Drivability depends on the severity. Check the severity rating and verified driver reports on this page before continuing to drive with P0757 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

P0757

P0757 Shift Solenoid B Stuck On

What it means

The Transmission Control Module (TCM) has detected that shift solenoid 'B' is stuck in the energized position, indicating a mechanical failure or hydraulic blockage.