Removal ProcedureRaise and support the vehicle. Refer toLifting and Jacking the Vehicle.

Remove the fill plug-(1).Installation Procedure

Clean the fill plug and apply adhesive GM-P/N-12345493 (Canadian-P/N-10953488) tothe threads.
Caution:Refer toFastener Caution.
Install the fill plug-(1) and tighten to 39-Y (29-lb-ft).Lower the vehicle.
Drain Plug Replacement Automatic Transmission Unit
Transmission Fluid Drain and Fill Automatic Transmission UnitTransmission General Description Automatic Transmission Unit
The Hydra-matic 6T70/75 is a fully automatic, 6-speed,front-wheel drive, electronic-controlled transmission. It consistsprimarily of a 4-element torque converter, a compound planetarygear set, friction and mechanical clutch assemblies, and ahydraulic pressurization and control system. There are2- va ...