RROD, more formally known as The Red Ring of Death, is becoming less and less of a problem these days. People in the community have let it slip a little in terms of advice for victims, which is why I am creating this topic.

How to Fix Red Ring of Death - A Step by Step Action Plan
1) Disassemble Xbox 360 Case
Obtain your case separately. By a fine tip screwdriver, poke the grayed out holes and back of poke the small rectangle holes. Get the Faceplate Off and move the latch up on the DVD drive up as you remove it. Unscrew metal case which is under the plastic case.

2) How To Remove Motherboard Safely

Unplug all cables connected to motherboard and associated small devices and take DVD drive out. After DVD, get the fan and motherboard out of the xbox 360 case. Make sure you do this gently.

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3) Crucial Motherboard Disassembles.

Turn the mother another side, using the screwdriver snoop off the X-clamp which you can find under heat sink.

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4) Heat Sink Unscrewing.

After snoop of X-clamp you have to unscrew heat sink to obtain CPU and GPU.I will advise you don't hurry to finish this work, please follow all steps or else it will damage your xbox 360.

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5) GPU And CPU Cleaning.
Next step is to clean GPU (graphic processing unit) and CPU (central processing unit) If you do this step right it will help to stop xbox 360 freezing. This is very important and critical step so just make sure you do it right.

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Now you have to apply arctic silver thermal compound gently over GPU.
You will get this arctic silver thermal compound in any computer hardware shop for $1-$2.

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Set it for 15 to 20 minutes then place 2 nylon washers on each screw on the heat sink then place the screws back in motherboard then add two more nylon washers to screws.

Then,

Place the heat sink on the peak of screws then push them down slight, finally screw them up. Try to make it reasonably tight.

Get everything back together and see everything is fitted properly. Now, Turn your Xbox 360 on.

Your Xbox 360 should be fixed.
Please Thank and +rep to keep this topic alive!
PM me with questions!
-Unknown