If you are referring to the water inlet hose on the back of the water pump you can use this question as reference.
How do i replace the water pump on a 1993 Geo Prizm 1.8L?
See the related question: How do I replace the water pump on a 1993 Geo Prizm 1.8L?
You may find some help by searching for this question.How do i replace the water pump on a 1993 Geo Prizm 1.8L?
Non, replacing a water pump will not cause a hose to leak.
Replace the hose.
water pump hose replacement
Tighten the clamp on that hose. If it still leaks, remove the hose and inspect it. It may need replacing. Now if you are saying there is coolant leaking from the top hole on the water pump itself, replace the water pump, as it is defective.
Remove the belt from your 1999 Chevy Metro water pump. Remove the water pump return hose. Remove the water pump retaining bolts. Reverse the process to replace the water pump.
Begin by removing your water pump belt. Remove the water pump return hose. Remove the water pump retaining bolts. Reverse the process to install your new water pump.
Remove the belt from your 1995 Chevrolet water pump. Remove the water pump hose. Remove the water pump retaining bolts. Reverse the process to install the new water pump.
The easiest way to remove a bypass hose on a Dodge is to cut it off with a sharp knife. The hose is cheap, I replace it with every water pump.
Need to replace the water pump.
Water pump has failed. Replace the water pump, hose, belt, thermostat, and flush the cooling system. Replace the coolant with a 50/50 mix of anti-freeze and distilled water. Bleed all air from the system. Check the other hoses and belts and replace as necessary.Water pump has failed. Replace the water pump, hose, belt, thermostat, and flush the cooling system. Replace the coolant with a 50/50 mix of anti-freeze and distilled water. Bleed all air from the system. Check the other hoses and belts and replace as necessary.