Hi, I have lukewarm air coming out of thepassenger sideand cold aair from the drivers side, I have fitted a new thermostat, water pump and bled it 3 times.....still the same, I have also done a back f

Asked by mrpw1 Feb 03, 2017 at 03:23 AM about the 2005 BMW 3 Series 320i Sedan RWD

Question type: Maintenance & Repair

Hi, my bmw e90....I have lukewarm air coming out of the passenger side and cold aair from the drivers side, I have fitted a new thermostat, water pump and bled it 3 times.....still the same, I have also done a back flush on the heater core .....water flowing nicely....putall back together ....exactly the same...Ps theflaps are opening and closing and the centre dial is in the middle between hot and cold....SAME

4 Answers

385

you probably have a problem with the actuators, and they might need to be programmed in order to close firmly. this is more probable especially if you have 2 zones.

265

I'm guessing your car has dual climate control? There's a heater control valve that has the heater core lines running to it. Typically on the driver side frame rail. They go bad from time to time

20

My 125 bmw only operate one side hot air coming out and other side cold air coming out what is the problem

2 people found this helpful.

Have an x5 with the same issue. We’re you able to figure out what the problem was? Cheers! @mrpw1

Your Answer:

3 Series

Looking for a Used 3 Series in your area?

CarGurus has 1,205 nationwide 3 Series listings starting at $1,995.

Postal Code:

CarGurus Experts

  • #1
    Robert Charlson
    Reputation
    3,950
  • #2
    apbimmer98
    Reputation
    3,100
  • #3
    Abu Luca
    Reputation
    2,980
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used BMW 5 Series
27 Great Deals out of 332 listings starting at $4,800
Used BMW M3
7 Great Deals out of 99 listings starting at $15,995
Used Mercedes-Benz C-Class
81 Great Deals out of 1,429 listings starting at $3,499
Used Lexus IS
20 Great Deals out of 342 listings starting at $5,800
Used BMW X3
44 Great Deals out of 1,035 listings starting at $1,999
Used Dodge Charger
36 Great Deals out of 614 listings starting at $4,888
Used Ford Mustang
49 Great Deals out of 1,268 listings starting at $4,995
Used BMW M5
41 listings starting at $26,800
Used BMW X5
50 Great Deals out of 1,199 listings starting at $3,900
Used Mercedes-Benz E-Class
43 Great Deals out of 500 listings starting at $5,700
Used Honda Accord
40 Great Deals out of 908 listings starting at $2,799

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.