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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1993 (Automatic Transmission - 4T45-E - DTC P0218 To DTC P0961) >> DTC P0719 or P0724 >> Circuit/System Verification

Circuit/System Verification

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.

Start the engine. With the vehicle in Park and at normal operating temperature, observe the TCC Brake Switch parameter on the scan tool. The TCC Brake Switch parameter should display Closed with the brake pedal released. Apply the brake pedal and the TCC Brake Switch parameter should display Open.

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