John, just like the previous answers, I suggest you disassemble your laptop, and clean the fan and the air passages. Make sure that your heatsink is properly installed and you do want to change the thermal paste. [http://bizsupport2.austin.hp.com/bc/docs/support/SupportManual/c03308230/c03308230.pdf|Here is] the service manual for your computer. It iwll show you how to work on it. Hope this helps, good luck.