2003 Chevrolet Venture Owner's Manual - Page 354
2003 Chevrolet Venture Manual
Page 354 highlights
Engine Coolant The cooling system in your vehicle is filled with DEX-COOL@ engine coolant. This coolant is designed to remain in your vehicle for 5 years or 150,000 miles (240000 km), whichever occurs first, if you add only DEX-COOL@ extendedlife coolant. The following explains your cooling system and how to add coolant when it is low. If you have a problem with engine overheating, see Engine Overheating on page 5-26. 0 Protect against rust and corrosion. Help keep the proper engine temperature. Let the warning messages and gages work as they should. A 50/50 mixture of clean, drinkable water and DEX-COOL@ coolant will: Give freezing protection down to -34°F Give boiling protection up to 265°F (-37°C). Notke: When adding coolant, it is important that you use only DEX-COOL@(silicate-free) coolant. If coolant other than DEX-COOL@ added to is the system, premature engine, heater core or radiator corrosion may result. In addition, the engine coolant will require change soonerat 30,000miles -(50,000 km) or 24 months, whichever occurs first. Damage caused by the useof coolant other than DEX-COOL@is not covered by your new vehicle warranty. (129°C). 5-23