FAQS

Q: How to find correct bulb size?
A: You can confirm it in your original user manual or take out your bulb and check its back.
or You can also search in sylvania's Websites:https://www.sylvania-automotive.com/apps/vlrg-us/Vlrg/

Q: Why after installing the bulb, there have the flicker/error message/radio interference?
A: Some car's system is sensitive to the bulb, we can offer the decoder/resistor to help you solve the problem.

Q: Why the dust cover can't install back after installing the bulb?
A: The bulb design with the fan and the drive for better heat dissipation, we can send the suitable dust cover for you to replace.

Q: When I switch the headlight from high beam to low beam,the high beam stay active?  Do you have any ideas?  (H4/9007/H13 Model)
Q: When I turn on my fog light,the high beam stay on.  Is there a way to fix this?
A:There is a problem with the electric circuit of the high beam.  It makes return circuit itself.  Please contact us and we will send a set of special wire harness to help you.

Q: The bulbs is wrong or defective,what should i do?
A: Any issues with products,we will comfirm the specific reasons.  After confirmation, we will provide the replacement for defective bulbs.

Q: My item has not arrived, what's taking so long?
A: Sometimes items take longer than expected, especially if it’s going far or to rural area.    Check with your post office to see if your item has been held up.    Sometimes DHL will not update a tracking number until it has arrived at its destination.    If your item still has not arrived after a few days, let us know and we will help you check.

Q: I have a problem not mentioned above,what should i do?
A: if you have any other questions,please message us.  we would find the suitable solution for you.