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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1007 (Automatic Transmission - 4L80-E/4L85-E (Introduction, Service & Replacement)) >> Repair Instructions >> Torque Converter Clutch (TCC) Valve and Spring Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the following parts:
    • The TCC valve spring
    • The TCC valve
    • The valve bore plug
    Fig 1: TCC Valve Assembly
    GM43320Courtesy of GENERAL MOTORS CORP.
  2. Fig 2: View Of Valve Bore Plug Retainer Ring & Reverse Boost Valve Bushing Retainer Ring
    GM102558Courtesy of GENERAL MOTORS CORP.
  3. Install the valve bore plug retainer ring (1).
  4. Install the transmission filter. Refer to Automatic Transmission Fluid/Filter Replacement .