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Home >> GMC >> 2007 >> Acadia SLT, FWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Shift Interlock System >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> Engine Control Module (ECM)

Engine Control Module (ECM)

BPP Circuit Signal

Displays Applied or Release. Displays the status of the BPP circuit signal.

Ignition 1 Signal

Display indicates voltage. Displays the voltage of the Ignition 1 signal.

PNP Switch

Displays In Gear or Park/Neutral. Displays the status of the PNP switch.

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