GM Service Manual Online
For 1990-2009 cars only

L61/LE5 Engine Control Module (ECM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

GEN L-Terminal

Body and Accessories, Theft Deterrent, Special Function, ECM

The engine control module (ECM) commands the generator OFF when off is selected. The generator will then stop generating an output voltage.

Display Test

Body and Accessories, Instrument Panel, Special Function, IPC

The instrument panel cluster (IPC) illuminates all indicators to test for an inoperative indicator.

Starter Relay Command

Body and Accessories, Theft Deterrent, Special Function, ECM

Commands Starter Relay ON and OFF.