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Home >> Hummer >> 2007 >> H3 Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Shift Lock Control >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> Engine Control Module (ECM)
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Engine Control Module (ECM)

Battery 1

Displays 0.0-25.5 V. This parameter is the system voltage measured by the BCM at the BCM battery input.

TCC Brake Switch

Displays ON/OFF. This parameter indicates ON when the brake pedal is depressed and OFF when the brake pedal is released.

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