GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Avalanche - 4WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E/4L65-E/4L70-E 🢒 No Second Gear, No Fourth Gear, and No Reverse Gear

No Second Gear, No Fourth Gear, and No Reverse Gear for Chevrolet Avalanche - 4WD 2008

No Second Gear, No Fourth Gear and No Reverse Gear

Checks

Causes

Reaction Sun Shell (670)

Broken spline on reaction sun shell/replace shell.