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Dan, ASE Certified Technician
Category: Car
Satisfied Customers: 2270
Experience:  20 Year ASE Master Technician Current GM technician
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2003 gmc sonoma 4x4: engaged..a loud deep knock in what..transfer case

Customer Question

2003 gmc sonoma 4x4 when engaged i get a loud deep knock in what seems to be in the transfer case
Submitted: 8 years ago.
Category: Car
Customer: replied 8 years ago.
Relist: Other
knock is while driving infour wheel drive
Expert:  Dan replied 8 years ago.
Did you check the fluid level?
Customer: replied 8 years ago.
not able to until morning iust did not know if i explaned it was while in motion
Expert:  Dan replied 8 years ago.
Those transfer cases are pretty tough as long as there is fluid in it. I only had a few of them that had a chain problem. I have seen front differental and wheel bearing problems out of the front. Check the fluid and w can go from there.

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