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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1963 (Automatic Transmission - 2MT70 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> On-Vehicle Repair Instructions >> Transmission Fluid Cooler Thermal Bypass Valve Replacement

Transmission Fluid Cooler Thermal Bypass Valve Replacement

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: Transmission Fluid Cooler Thermal Bypass Valve
GM2157452Courtesy of GENERAL MOTORS CORP.
Callout Component Name

Preliminary Procedures

  1. Remove left headlamps. Refer to Headlamp Replacement .
  2. Remove the transmission fluid auxiliary cooler inlet pipe. Refer to Transmission Fluid Auxiliary Cooler Inlet Pipe Replacement .
  3. Remove the transmission fluid auxiliary cooler outlet pipe. Refer to Transmission Fluid Auxiliary Cooler Outlet Pipe Replacement .
1 Transmission Fluid Cooler Thermal Bypass Valve Bolt
2 Transmission Fluid Cooler Thermal Bypass Valve
Procedure: 
Disconnect the quick connect fittings at the radiator. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection .