The heater core is a small radiator that warms the car’s cabin using hot coolant from the engine. The cooling system’s hoses circulate liquid coolant through the heater core as they do through the ...

The heater core is located inside the vehicle between the instrument panel and the firewall. It looks like a miniature radiator minus the fill neck and cap. The purpose of the heater core is to ...

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 ...

Quite often, working on a vintage or late-model Mustang is fun. A large part of that is due to an intriguing upgrade, such as installing a four-barrel carburetor and intake in place of a two-barrel.

Cabin leaks that leave your carpets soaked or your windows fogged rarely start at the floor. They often begin inside the dashboard, where a small radiator called the heater core can quietly dump ...

We get questions all the time about leaks and drips. You know the kind—they taunt your vast knowledge of engines, dropping puddles on the tarmac, and leave you and your family members stranded and ...

Early 2000's American trucks are awesome, and monstrous 8.1 liter V8 Vortec Chevy trucks are even more so. But when the time comes to change the heater core on one of these beasts, the bill can leave ...