GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Generic
🢒
2002
🢒
Unit Repair
🢒
Transmission/Transaxle
🢒
Automatic Transmission - 4L80-E
🢒 Engine Starts in Gear
Engine Starts in Gear
Checks
Cause
Manual Valve (319)
•
Valve is not engaged to the detent lever
•
Valve is stuck in the wrong position
Neutral Safety Switch
The switch is not working