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 ...

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 ...

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 ...

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 ...

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 ...

If the windows in your Chevy are steaming up and you're not in the backseat, you just may have a problem. Or if you notice coolant dripping from under the glovebox on the passenger's toe board, no ...