P0762
Shift Solenoid C Stuck On
Shift solenoid C remains hydraulically active when commanded off — the corresponding clutch or band cannot release, locking out shifts that depend on it. The TCM detects the missing release via gear-ratio error or output-shaft slip.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: hard
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Common causes
Ordered by how often each turns out to be the cause.
- Solenoid stuck open by debrisCommon
- Stuck valve spoolPossible
- Carbon or debris buildup preventing free movementLess likely
Parts involved
- Shift Solenoid C
- Valve Body
P0762 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.