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 ...
Driving an ice-cold car on a frigid morning is no fun and a heater blowing cold air is not only annoying it's a safety hazard. Here is what to do.