Why are my car hoses rock hard after 20 minutes of driving like there's pressure inside even though the gasket radiator cap and coolant circulation is good? Is it fine or do
What happens when a radiator is not circulating, the top hose is hot, and the bottom hose is cold? - Quora
![Radiator Hose Problems: 6 Symptoms of a Bad or Failing Radiator Hose - In The Garage with CarParts.com Radiator Hose Problems: 6 Symptoms of a Bad or Failing Radiator Hose - In The Garage with CarParts.com](https://www.carparts.com/blog/wp-content/uploads/2022/03/Toyota-Camry-upper-radiator-hose-1024x567.png)