Cadillac 2008 Escalade EXT Owner's Manual

Also see for 2008 Escalade EXT: Navigation system owner's manual

Contents

Cadillac 2008 Escalade EXT Owner's Manual Manual pdf 361 page image

4. With the coolant surge tank pressure cap off, startthe engine and let it run until you can feel the upperradiator hose getting hot. Watch out for theengine cooling fan.By this time, the coolant level inside the coolantsurge tank may be lower. If the level is lower, addmore of the proper mixture to the coolant surge tankuntil the level reaches the FULL COLD mark.5. Then replace the pressure cap. Be sure thepressure cap is hand-tight and fully seated.6. Verify coolant level after engine is shut off and thecoolant is cold. If necessary, repeat coolant fillprocedure Steps 1 through 6.Engine Fan NoiseYour vehicle has electric cooling fans. You might hearthe fans spinning at low speed during most everydaydriving. The fans can turn off if no cooling is required.Under heavy vehicle loading, trailer towing, and/orhigh outside temperatures, or if you are operating theair conditioning system, the fans can change tohigh speed and you might hear an increase in fan noise.This is normal and indicates that the cooling systemis functioning properly. The fans change to low speedwhen additional cooling is no longer required.5-33