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Home >> Chevrolet >> 2002 >> C3500 HD 8.1 G, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1580 (Automatic Transmission - 4T45-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> On-Vehicle Repair Instructions >> Transmission Fluid Pressure Manual Valve Position Switch Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Locating TFP Switch Assembly
    GM1205810Courtesy of GENERAL MOTORS CORP.
  1. Remove the transmission side cover. Refer to Control Valve Body Cover Replacement .
  2. Remove the six bolts from the transmission fluid pressure (TFP) switch assembly.
  3. Remove the TFP switch assembly from the control valve body assembly (18). The 4 pressure switch O-rings are reusable and should remain with the TFP switch assembly.