OBD-II code · Powertrain (generic)
P07D7 Stuck in Gear 8
The transmission has entered 8th gear but cannot leave it on command — typically a stuck shift solenoid or a stuck-on friction element holding the 8th-gear pattern locked. The TCM forces limp-home mode if upshift/downshift attempts fail repeatedly.
Is it safe to drive with P07D7?
Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.
Common causes
- Most likelyStuck shift solenoid
- PossibleStuck-on friction element
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
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–10 h
- Emissions test
- Usually unaffected
- Parts involved
- Shift Solenoid, Clutch Pack
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.