GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2007 🢒 Avalanche - 4WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E/4L85-E 🢒 Soft Shift R to D

Checks

Cause

Direct Clutch Spring (607)

Not Acting

Retainer Ring (616)

Not engaged or missing

Ball Check Orifice

Plugged