I'm gunna join the haters I'm afraid. I do statistical analysis for work and the data (polls) was gathered in such a way that is completely meaningless. Honestly chuck it in the bin it's worth zip.
Products improve over time, fact of life, grow up and get on with it.
Cars will likely have THOUSANDS of tweaks and adjustments during the time they are manufactured. Do you really believe ever customer should be able to return their car for a new one every time they make an improvement?
Finally this sort of petition WILL NEVER WORK! And good thing to as any company that buckled to this would go bust quickly.