LEMON Manuals: Even more car manuals for everyone: 1960-2025
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)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

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.