4x4 making loud noise

5

Asked by Jan 23, 2015 at 11:06 PM about the 2002 Ford Explorer XLS 4WD

Question type: General

humming squeaking noise come and go have something to do with 4x4. when I press 4x4 high noise get loud and stay.

9 Answers

65

you could possibily have a high spot on your pinion gear

5

that is a part in the differential right?

65

Yes it is

5

well I just had that entire unit replaced with a new one also I had my transfer case replaced the entire unit. the noise is still their

5

also the sound is coming from the front driver side wheel if that helps at all

65

Then you prolly have a bad hub

5

ok guys thanks but I also had all of my wheel bearings replaced brand new. this is why im having this huge dilemma. I have been going to several auto shops including ford dealer, and all the things you guys are telling me I had done already because they said the same things

5

and yet I still have the same loud noise coming from the front end driver side

840

how about making sure that the transfer case has enough gear oil in it

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