GM Service Manual Online
For 1990-2009 cars only
Table 1: LSJ Powertrain Control Module (PCM)
Table 2: L61 Engine Control Module (ECM)

LSJ Powertrain Control Module (PCM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

Display All Segments Test

Body and Accessories, Instrument Panel, Special Function, IPC

The instrument panel cluster (IPC) illuminates all indicators to test for an inoperative indicator. The battery indicator is just to the left of the engine indicator.

L61 Engine Control Module (ECM)

Scan Tool Output Control

Additional Menu Selection(s)

Description

GEN L-Terminal

Body and Accessories, Theft Deterrent, Special Function, PCM

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

Display All Segments Test

Body and Accessories, Instrument Panel, Special Function, IPC

The instrument panel cluster (IPC) illuminates all indicators to test for an inoperative indicator. The battery indicator is just to the left of the engine indicator.