Replacing a flat-band spring clamp with a screw clamp can damage plastic radiator inlet/outlets or other plastic hose fittings. On some vehicles, it appears the manufacturer installed the hose clamps ...

Just cut the bad end off the hose, stretch the hose and reclamp it to the fitting. If the leak is along the hose, cut it at the leak and remove the bad section. Apply coolant to the coupling as a ...