Which other parts do owners name in the same complaint?

Among the 1,133 owner complaints naming this part, radiator hose is named in 11% of them, more than any other part.

Radiator hose11%

Thermostat9%

Head gasket6%

Water pump5%

Owners name the radiator hose most often in the same complaint, which is not proof that one caused the other. Ask the shop whether it checked the radiator hose too, so you are not quoted twice for one visit.

Source: NHTSA owner complaint files · file downloaded 2026-10-05