Dear Car Talk: I have a “no heat” problem on my ‘99 Pontiac Grand Prix SE 3.9 liter. It runs fine with no overheating (yet). I suspect a plugged heater core and want to bypass it for the rest of the ...

Dear Car Talk: My heater core started leaking, so I plugged the hoses going to the heater. I live in Hawaii, so I don’t need the heater. After a few months, I noticed that the plugs I had installed ...

DEAR CAR TALK: My heater core started leaking, so I plugged the hoses going to the heater. I live in Hawaii, so I don't need the heater. After a few months, I noticed that the plugs I had installed ...

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 ...