If you haven’t figured it out yet, we’re about to cover the replacement of a heater core. Our subject is a ’89 Jeep MJ Comanche, but the steps are basically the same for an XJ Cherokee of similar ...

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.

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 ...

It's all about control. Harnessing fire was a pivotal achievement by humans in controlling the environment. And that's what we're talking about, control of the heat in the Corvette cockpit. Getting ...

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 ...

As winter sets in and temperatures drop, a functioning heater becomes a necessity. But what if, instead of warm comfort, your heater blows icy air through the vents, or fails to work altogether? It's ...