Toronado (ECC Panel)

Following trouble code display, the first available system will be displayed (i.e. ECM). While selecting a system to test, any of the following actions may be taken to control the display:

• Pressing the "OFF" button will stop system selection process and return display, to the beginning of trouble code sequence.
• Pressing the "LOW" fan button will display next available system selection. This allows all system selections to be displayed. The list of systems can be repeated following display of the last system.
• Pressing the "HIGH" fan button will select. displayed system for testing. At this point the first available test type will appear with the selected system above.
• Pressing the "BI-LEVEL" button will exit diagnostics and return to normal IPC and ECC operation.

Fig 1: CRT "SERVICE MODE" Page (Reatta, Riviera & Toronado)

Courtesy of GENERAL MOTORS CORP.

Fig 2: Electronic Climate Control Panel (Toronado)

Courtesy of GENERAL MOTORS CORP.