1995 Pontiac Firebird Owner's Manual - Page 264

Adding Coolant 5 7 LTl Engine Only .L r ---- If thislight comes on, it means you're low on engine coolant. To Check Coolant When your engine is cold, check the dipstick on thecap of the coolant recovery tank. coolant level should The be at COLD, or a little higher. When your engine is warm,the levelon the dipstickshould be up to theHOT, or a little higher. To Add Coolant to the Recovery Tank If you need more coolant, add the proper mix at the coolant recovery tank, but only when your engine is cool. If the tank is very low or empty, add coolant also to the radiator, see "Engine Overheating" in Index the for information. 6-31