BMW X3 - Recent Questions, Troubleshooting & Support

The Clunk could be many things so a bit more detective work is needed. When Exactly does it 'Clunk''? is it any of the following?-As you 'rev' the engine in neutral?-As you put it in gear?-As you change gear?-As you start to pull away from a stop?-As you apply the Brakes?-As you release the park brake?-As you turn into tighter corners and junctions?Please comment below with more information and I'll see if I can help you more.

Mr. Williams. just take it to your mechanic who will fill it with watter and by using a radiator pressure test tool will immediately give you the answer and the cost of repair.

If it is rearwheel drive it will be toward output shaft on tailstock.....frontwheel drive, probably on top of casting above where the cv shafts exit the housing.....

replace thermostat and the temp sensor on the housing.

No but BMW will.

You can try out some guide from here reliable-store they also provide live chat feature for instant help and it's very useful

trunk underfloor cover where spare tire should be, under tool kit

Check this site for a manual. https://www.manualslib.com/

almost sounds like the air tubing came lose behind or under the dash. reconnect the hoses.

Perhaps one of the cylinders are misfiring. Did you get CEL (Check Engine Light)? If so, you need someone with OBD reader to read the codes. I had same issue: turned out to be faulty coil on cylinder 4. When is the last time you changed spark plugs?

Hi. I would suggest having the transfer case motor actuator checked for a stripped gear. I usually remove the transfer motor actuator and take the cover off to inspect the plastic gear inside. If the gear is stripped, it can be replaced.

BMW SUCKS

Visit the on-line store, know as reliable-store, they have the repair manuals. I'm sure you will get the solution of your problem. Best Manuals

Check out this uTube video which shows the removal process. You've likely missed one set of bolts. https://www.youtube.com/watch?v=psPAE__egqI

Front or rear?