I noticed a noise in the front end when 4 wheel drive was engaged on my 2005 Chevy Tahoe. When I took it to the dealership to have it checked, I learned that a bearing had failed, causing several others to fail. The repair cost over $800. I found several mentions on the Web of this same problem on Chevy Tahoes going back to 2003. I contacted GM because the vehicle has only 69, 000 miles on it, I bought it new, and have serviced it regularly. The dealer assured me there is nothing I could have done to prevent the problem. Despite the fact that... read full review »