1998 Chevrolet Camaro Owner's Manual - Page 286

NOTICE: If you use an improper coolant mixture,your engine couldoverheat and be badly damaged. The repaircost wouldn't be covered by your warranty. Too much water in the mixture can freeze and crack the engine, radiator, heater core and otherparts. Checking Coolant If you have to add coolant more than four times a year, have your dealer check your cooling system. I NOTICE: If you use the proper coolant, youdon't have to add extrainhibitors or additives which claim to improve the system. Thesecan be harmful. When your engine is cold, check thedipstick on the cap of the coolant recovery tank. coolant level should The be at COLD, or a little higher. When your engine is warm, the levelon the dipstick should be up to HOT, or a little higher. 6-28