A heater core in a vehicle takes some of the heat from the coolant and runs it through a heat exchanger. The blower in the car that blows hot air into your car runs through that heat exchanger which heats the air that enters your car.f the heater core in your vehicle goes out, you will not be able  to use your heater or defroster. You will also notice the smell of  antifreeze throughout the vehicle and â¦ possibly a film on the  windshield from the antifreeze.
Claudia Rose Kelley, whom Michelle Pfeiffer adopted back in 1993. (Pfeiffer married Harry's Law producer David E. Kelley eight months after the adoption.).
This trend was kick-started by Victoria Beckham, who may have influenced buddy Katie Holmes in her choice of PRPS jeans (a favourite with David Beckham), then Rachel Bilson, Reese Witherspoon, Heidi Klum and Amanda Peet all got in on the act. Seems like we have a full blown trend on our hands here.