I bought a a6535 HP computer in November 2008 from Costco. After about 10 weeks the fan started to make a loud noise. I called HP and they said if I sent them the computer they would replace the fan and I should have the computer back within about 3 weeks. I use the computer for work so that was not a good plan. I took the computer back to Costco since it was still within the 90 day return period and purchased another a6535 model. That was on February 06, 2009. It is now 22 days later and today the computer fan started to make the same loud... read full review »