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Home >> Chevrolet >> 2008 >> Corvette Base, 2D Convertible, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Automatic Transmission - 6L50/6L80/6L90 - DTC P0218 To DTC P0974) >> DTC P0218 >> Circuit/System Testing

Circuit/System Testing

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  1. Inspect the transmission cooling system for restrictions or damage, inducing any auxiliary cooler if equipped.
  2. Perform the Transmission Fluid Cooler Flushing and Flow Test (J 45096) to verify proper transmission oil cooler flow.
    • If a concern is found, repair or replace the damaged components as necessary.
  3. Perform the Line Pressure Check to verify proper transmission line pressure.
    • If a concern is found repair or replace the damaged components as necessary.