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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - DTC P0218 To DTC P2771) >> DTC P0719 or P0724 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. 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 Brake Switch parameter on the scan tool. The Brake Switch parameter should display RELEASED with the brake pedal released. Apply the brake pedal and the Brake Switch parameter should display APPLIED.

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