Coolant Warning Messages
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
The radio will display the following messages if the following conditions exist in the cooling system.
- Engine hot - A/C OFF, is displayed if the coolant temperature is greater than 117°C (243°F) for domestic vehicles or 115°C (239°F) for imports.
- Engine coolant hot - idle engine, is displayed if the coolant temperature is greater than 118°C (245°F).
- Engine overheated - stop engine, is displayed if the coolant temperature is greater than 123°C (253°F).