My brother has a 2006 Toyota RAV4 with 125,000 miles, which we think has a clogged heater core. The Toyota maintenance schedule calls for changing the coolant every 100,000 miles, which he has done.

Anyone who has tackled heater core replacement will tell you they’d rather have an all-night root canal than have to perform this dreaded task. Heater core leakage begins with the subtle aroma of ...

When your car heater core malfunctions or wears out, it seriously threatens the engine if not rapidly repaired. Heater cores use the engine's coolant to heat the air in your car and serve as a heat ...

We’ve all been there—you’re just cruising along in your vintage Vette and you get a whiff of coolant. Then, you notice a drip in the passenger-side floorboard. The dreaded heater core leak is ...

Below are the 7 most common reasons why your car's heating system might not be working, along with solutions. 1. The engine ...