2007 Buick Terraza Owner's Manual - Page 423

Radiator Pressure Cap {CAUTION: You can be burned if you spill coolant on hot engine parts. Coolant contains ethylene glycol, and it will burn if the engine parts are hot enough. Do not spill coolant on a hot engine. Occasionally check the coolant level in the radiator. For information on how to add coolant to the radiator, see Cooling System on page 426. Notice: The radiator cap on your vehicle is a pressure-type cap and must be tightly installed to prevent coolant loss and possible engine damage from overheating. Be sure the cap is properly closed. See Engine Compartment Overview on page 410 for more information on location. Engine Overheating You will find an engine coolant temperature gage on your vehicle's instrument panel. See Engine Coolant Temperature Gage on page 217. Your vehicle may also have an ENGINE COOLANT HOT message displayed in the Driver Information Center (DIC). See DIC Warnings and Messages on page 230. 423