GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Generic 🢒 2002 🢒 Unit Repair 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 Harsh Shift 3 to 4

Harsh Shift 3 to 4 for Generic Unit Repair 2002

Harsh Shifts -- Third to Fourth

Checks

Cause

Spring Assembly (532)

Not compressing evenly

Air Bleed

Plugged