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Home >> Chevrolet >> 2017 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 62 (Automatic Transmission Cooling System) >> Diagnostic Information and Procedures >> Transmission Fluid Cooler Flow Test and Flushing >> Forward Flush

Forward Flush

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM1765261

    Disconnect the supply and waste hoses from the vehicle cooler lines. Reverse the supply and waste hoses to provide a normal flow direction.

  2. GM1212343

    Turn the main function switch to the FLUSH position and allow machine to operate for 30 seconds.