I put in a new water pump a new coolant recovery expansion tank and all new hoses and a new coolant temperature sensor and a new blower motor and a new blower motor resistor it blows cold air it does not get hot or warm. the only thing left I can think of is the thermostat the car is not...

(SOLVED) After reading through many useless posts I came across this post: https://www.bimmerforums.com/forum/showthread.php?1676127-Heater-does-not-blow-HOT-air-Coolant-FSR-Thermo-Control-valve-all-OK/page2 Basically this guy tried everything and eventually a simple backflush of the heater...

So I recently removed the factory airbox and installed a K&N cone filter. The sound is WAY better, but I'm worried that the intake is only getting hot air from the radiator. I have the M-Tech 1 front bumper, so there's a lot of scoop room down there, but the Xenon ballasts are too big to fit the...

My 325ci no longer blows cold air...which is a shame because it's hot as balls in the car. I'm assuming the freon needs to be recharged but I don't want to pay some db $200 if I can do it myself. So any advice would be much appreciated, thanks.