1998 Chevrolet Cavalier Owner's Manual - Page 283

How to Check You do not need to check fluid level unless the you suspect a clutch problem. To check the fluidlevel, take the the capoff. If the fluid reaches step inside the reservoir, the fluid level is correct. Protect against rust and corrosion. Help keep the proper engine temperature. Let the warning lights and gages work as they should. Engine Coolant The cooling s stem in your vehicle is filled with DEX-COOL engine coolant.This coolant is designed to remain in your vehicle 5 years or 150,000 miles for (240 000 km) whichever occursfirst, if you add only DEX-COOL' extended life coolant. NOTICE: When adding coolant, it is important thatyou use onlyDEX-COOL@(silicate-free) coolant. If coolant other thanDEX-COOL isadded 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 causedby the use of coolant other thanDEX-COOL@is not covered by your new vehiclewarranty. 8 The following explains your cooling system and how to add coolant when is low. If you havea problem it with engine overheating, see "Engine Overheating" in the Index. -- A 50/50 mixture of water and DEX-COOL@ coolant will: Give freezing protection down to-34°F (-37°C). Give boiling protection up to265 "F (129°C). 6-25