1999 Oldsmobile Intrigue Owner's Manual - Page 249
1999 Oldsmobile Intrigue Manual
Page 249 highlights
Engine Coolant The cooling s stem in your vehcle is filled with DEX-COOL J engine coolant. This coolant designed is to remain in your vehicle for5 years or 150,000 miles m (240 000 k )whichever occurs first,if you add only DEX-COOL' extended life coolant. The following explains your cooling system and how to add coolant when it islow. If you have aproblem with engine overheatingor if you need to add coolant to your radiator, see "Engine Overheating" in the Index. NOTICE: When adding coolant, it is important thatyou use onlyDEX-COOL@(silicate-free) coolant. If coolant other thanDEX-COOL is added to the system, premature engine, heater core or radiator corrosion may result. In addition, the engine coolantwill require change sooner at 30,000 miles (50 000 km) or 24 months, whichever occurs first. Damage caused by the use of coolant other thanDEX-COOL@ is not covered by your new vehiclewarranty. -- A 50150 mixture of water and DEX-COOL@ coolant will: 0 Give freezing protection downto -34°F (-37°C). Give boiling protection up to 265 "F (129°C). Protect against rust and corrosion. Help keep the proper engine temperature. Let the warning lights and gages work as they should. 0 0 6-21