2025 Toyota Crown Signia | Cars.com photo by Aaron Bragman Some Simple Things to Check. Start from inside the car. ... If both hoses going to the heater core are at least quite warm, ...

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The heater core is a smaller version of the radiator that is used to keep your toes warm when it's cold outside. ... 2025 Toyota Kluger price and specs: Minor upgrades offset price rises up to $1490.