Sierra 3500 4WD V8-6.6L DSL Turbo (2007)
Transmission Pressure Test Port: Service and Repair
6L50/6L80/6L90 - Automatic Transmission
Automatic Transmission Fluid Pressure Test Hole Plug Replacement
Removal Procedure
1. Raise and support the vehicle. Refer to Vehicle Lifting.
2. Clean the surrounding area of the oil pressure test plug.
3. Remove the oil pressure test plug.
Installation Procedure
Notice: Refer to Fastener Notice.