GM Service Manual Online
For 1990-2009 cars only

Diagnostic Instructions

    • Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
    • Review Strategy Based Diagnosis for an overview of the diagnostic approach.
    •  Diagnostic Procedure Instructions provides an overview of each diagnostic category.

Circuit Description

The infrared transmitter is internal to the DVD display and is grounded and powered by the DVD control module. When listening to the remote control, the remote sends an infrared signal to the infrared receiver. No external circuits are involved.

Reference Information

Schematic Reference

Video System Schematics

Connector End View Reference

Component Connector End Views

Electrical Information Reference

    •  Circuit Testing
    •  Connector Repairs
    •  Testing for Intermittent Conditions and Poor Connections
    •  Wiring Repairs

Scan Tool Reference

Control Module References for scan tool information

Circuit/System Verification

Note: Test or replace the remote batteries before performing Circuit/System Verification.

  1. Verify there are no obstructions that may block the infra-red port located above the video display screen.
  2. DVD playing, press multiple buttons on the remote control and verify the remote operatives properly at both monitors.
  3. If remote fails to operate either DVD monitor, replace the remote.
    If remote operates only one DVD monitor, replace the inoperative monitor.