Frequently Asked Questions
General
What is CANBUS and why does it matter?
CANBUS is the computer system in modern vehicles that monitors every bulb's electrical status. European cars (Audi, BMW, Mercedes, VW, etc.) are especially sensitive. When you swap a factory halogen bulb for a standard LED, the lower power draw tricks the system into thinking the bulb is burned out, triggering a dashboard warning. Our CANBUS LED bulbs have built-in load resistors that mimic the original bulb's power signature, eliminating error codes and flickering entirely.
What does "CANBUS Error Free" actually mean?
It means three things: (1) No "bulb out" dashboard warnings; (2) No hyper-flashing or flickering; (3) Full compatibility with your vehicle's onboard diagnostic system. Every bulb in our kits has been tested on real vehicles to ensure seamless performance.
Are these bulbs really plug-and-play?
Yes. Every bulb in our kits is a direct physical and electrical replacement for your factory halogen bulbs. Same socket size, same connector type. No wiring, no splicing, no drilling. Simply remove the old bulb, insert the LED, and you're done. Most complete interior kits can be installed in 20–30 minutes with just a plastic trim tool and a pair of hands.
Will these bulbs work in my specific car?
Each product listing clearly states the compatible make, model, and year range. We cover specific chassis codes (e.g., Audi A4 B8 from 2009–2015). If you're not sure, send your vehicle details (year, make, model, trim) to support@autoglowled.top and we'll confirm compatibility before you order.
What if my car isn't listed?
We're constantly expanding our catalog. If your vehicle isn't currently listed, email us at support@autoglowled.top with your year, make, and model, and we'll let you know if we have a kit in development or can recommend an alternative.
Product & Quality
What color temperature are your LEDs?
Our standard bulbs emit 6000K pure white light — the same crisp, modern tone found in today's luxury vehicles. This color temperature is precisely matched across every bulb in your kit, so your dome light, map lights, footwell lights, and door lights all look identical. No mismatched colors, no blue tint, no yellow cast.
Do you offer other colors?
Yes. Select kits are available in ice blue, warm white (4000K), and purple. The available color options are listed on each product page. If you'd like a color not listed, reach out and we'll see what we can do.
How bright are they compared to factory bulbs?
Our LEDs are significantly brighter — typically 3–5× brighter than the factory halogen bulbs they replace. The light is cleaner and more even, with no dim spots. Your interior will feel larger, more modern, and more luxurious instantly.
Are these bulbs DOT/SAE approved?
Our LED interior bulbs are designed for interior (cabin) use only and are not subject to DOT/SAE exterior lighting regulations. They are engineered to the same quality and safety standards, with over-current protection and heat-resistant materials.
Will these bulbs overheat or melt my housing?
No. LEDs generate far less heat than halogen bulbs. The built-in heat management keeps operating temperatures well within safe limits. Your factory housings and lenses will not be damaged.
Do the bulbs have polarity protection?
Yes. All our bulbs are polarity-protected. If you insert a bulb and it doesn't light up, simply flip it 180° and re-insert. No damage will occur from reverse insertion.
Installation
What tools do I need?
A plastic trim removal tool (to avoid scratching your interior), a small flathead screwdriver, and about 20–30 minutes. We include a basic installation guide with every kit, and most installations require no tools beyond gently prying out the factory lens covers.
Will installing these bulbs void my warranty?
No. In the United States, the Magnuson-Moss Warranty Act prevents manufacturers from voiding your warranty simply because you used aftermarket parts, unless they can prove the aftermarket part caused the damage. Our bulbs are non-invasive plug-and-play components that don't alter any factory wiring.
I installed a bulb and it doesn't light up. What now?
LED bulbs are polarity-sensitive. Try flipping the bulb 180° in the socket. If it still doesn't work, try the bulb in a different socket to rule out a defective unit. Still having trouble? Email support@autoglowled.top with a photo and we'll help you troubleshoot.
Can I install these myself or should I go to a shop?
99% of our customers install them at home. Interior LED replacement is one of the easiest car mods you can do — far simpler than exterior lighting or mechanical work. No special skills needed. If you can change a household light bulb, you can do this.
Shipping & Returns
How fast do you ship?
Orders placed before 2:00 PM HKT on business days ship the same day. Most orders ship within 1 business day. You'll receive a tracking number by email as soon as your package leaves our warehouse.
Where do you ship from?
Our fulfillment center is in Hong Kong, and we ship worldwide to the United States, Canada, Australia, New Zealand, and all EU member states. Typical delivery is 5–8 business days.
How much does shipping cost?
$4.99 USD flat rate for orders under $70. Free standard worldwide shipping on orders $70 and above.
Do I have to pay customs or import fees?
All prices include tax. For most destinations, no additional fees apply. If your country charges import duties, those are the buyer's responsibility — but this is rare for items in this price range.
What is your return policy?
30-day hassle-free returns. If you're not satisfied for any reason, return the kit in its original condition and packaging for a full refund. See our full Return & Refund Policy for details.
What if a bulb arrives dead or dies later?
If any bulb is dead on arrival, we'll ship a replacement immediately at no cost. After that, our lifetime warranty covers any bulb failure under normal use. Just email support@autoglowled.top with your order number and a photo.
Account & Orders
Can I track my order?
Yes. A tracking number is emailed to you when your order ships. You can also track it through your account page on our website.
Can I cancel or change my order?
If your order hasn't shipped yet, we can usually accommodate changes or cancellations. Email support@autoglowled.top as soon as possible with your order number and request.
Do you offer wholesale or bulk discounts?
Yes, for orders of 5+ kits. Contact us at support@autoglowled.top with your requirements and we'll put together a quote.
Still have questions?
Email us at support@autoglowled.top or call +86 139 2283 9542. We respond to all inquiries within 24 hours.