1994 GMC Safari Owner's Manual - Page 201

4. Then fill the coolant recovery tank to FULL. 5. Put the cap back on the coolant recovery tank, but leave the radiator pressure cap off. 1 6. Start the engine and let it run until you can feel the upper radiator hose getting hot. Watch out for the engine fan. 7. By this time the coolant level inside the radiator filler neck may be lower. If the level is lower, add moreof the proper mix through the filler neck until the level reaches the base the filler neck. of