K 2500 Truck 4WD V8-5.3L VIN T (1999)
7. Pull the cooling line straight out from the quick connect fitting.
8. Repeat this procedure to remove all the remaining cooling lines from quick connect fittings.
9. For vehicles with 4-31- engines, remove the cooling lines from the radiator.
10. For vehicles with 4.3L engines and auxiliary cooling, remove the cooling lines from the radiator.
