1993 Pontiac Sunbird Owner's Manual - Page 131

Problems on the Road 3 Try to keep yourengine under load . (in a drive gear where the engine runs slower). If you no longer havethe overheat warning, you can drive. Just tobe safe, drive slower for about ten minutes. If the warning doesn't comeback on, you can drive normally. If the warning continues, pull over, stop, and park your vehicle right away. If there's still no sign of steam, you can idle the engine fortwo or three minutes while you're parked, see if the to warning stops. But then, if you still have the warning, TURNOFF THE OUT ENGINE AND GET EVERYONE OF THE VEHICLEuntil it cools down. You may decidenot to lift the hood but to get service help right away. 2.0L L4 engine, your If you have a engine coolant system will have a coolant recovery tank. If you have a 3.1L V6 engine, yourengine coolant system will have acoolant surge tank. There are important differences between these two cooling systems. Read this section carefully. 130 4 C O O h g !ij8tmz (2.0L L4 ENGINE) When you decide safe to lift the it's hood, here's what you'll see: (A) Coolant recoverytank. (B) Thermostat housing pressure cap. (C) Electric engine fan. The coolant level should be or above at FULL COLD. If it isn't, you may have a leak in radiator hoses, heater the hoses, radiator, water pump or somewhere elsein the cooling system. If the coolant inside the coolant recovery tank is boiling,don't do anything else until it cools down.