Problem Description: Dash Removal, Vacuum Leak, and Center Vents not operating properly.
Problem Cause: Vacuum Leak from Billows behind Dashboard.
Solution: DIY replacement of Billows by vacuum testing and removal of dashboard.
With this post
Constant problem of center vents not blowing air out of them, and 3rd gear cold start not shifting.
Time to do: 2 hours or 1-2 days
Tools needed:
Torx 27 (For Removing Airbag)
1/8” Allen-key style hex socket (For Removing Steering Wheel)
-Preferably the Mercedes Benz dealer tool
-Also, some sort of breaker bar to loosen it.
Smallish sized Flat Head Screwdriver
Medium sized Flat Head Screwdriver
Medium sized Phillips Screwdriver
Preferably a 90 degree head screwdriver
Needle Nose Pliers
Magnet tool
Large and Small sized Socket Set.
-using mainly 8mm sockets.
Stereo removal keys
-Preferably the Mercedes Benz dealer tool,
-Can be substituted for whatever item you can fashion.
Vacuum Test Pump (if testing for vacuum leak)
-Can be found at AutoZone. Highly Highly recommended!!!
Level of difficulty (1-10): 7