GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2009
🢒
Chevrolet W-Series Commercial W4 (W3500/W4500)
🢒
Transmission
🢒
Automatic Transmission - 4L80-E/4L85-E
🢒 Transmission Fluid Filter Assembly Installation
Lubricate the new filter neck seal assembly (32) with transmission fluid.
Install a new filter neck seal assembly (32) into the transmission case.
Install the transmission oil filter assembly (31) into the filter neck seal assembly (32).