W2W Car Key Cover
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First you have to remove Remote circuit slowly from your previous keyNow remove the immobilizer/transponder chip from the Shell. Be extremely careful with this step. If it breaks, your car would not start, handle it delicately If you do not know how to do it, then prefer contacting a locksmithPlace the immobilizer/transponder chip as you see in Original Key shell Go through this link for a detailed visual explanation --> https://www.youtube.com/watch?v=5kTR-oYA_4o