Check Gage
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
The head up display (HUD) illuminates the CHECK GAGE indicator when the IPC sends a class 2 message requesting illumination. The HUD illuminates the CHECK GAGE indicator when the IPC illuminates any of the following indicators:
- Charging System
- Engine Coolant Temperature
- Low Engine Oil Pressure