Auto soft closing automatic car door soft close door closer electric suction door for Mercedes benz GLS X166

Q1: How about your delivery time? When can I received my goods?
A1:Generally, it will take 3 to 7 days after receiving your advance payment.The specific delivery time depends on   the items and the quantiry of your order.

Q2: How to calibrate the remote key on my vehicle to your system?
A2:There is no need to calibrate the remote key, it is ready for use once the power lift gate kit is installed.You still use original remote control fob,operating as simple as long press(or press one times)open key to open or close the gate.To be precise,if your original remote has a rear door opening key,the operation is a 3 sec long press,if it is not available,the operation is click UNILOCK key one times.

Q3: Can I install it by myself? How long does it took to install the whole thing?
A3:Yes you can install it by yourself, it does not require to modify original wires,usually takes 2-3 hours.

Q4: If the mechanic malfunction,we can still open the trunk manually?
A4:Yes it can be operated manually even the electronic parts are not functional.Don't worry,we provide one years   warranty because we have confidence in the built quality.

Q5:I just had the power lift gate installed,once I connect the power,the buzzer started to sound like"bebebe..bebebe.. bebebe",what's wrong?

A5:It's normal,the first time installation need to manually close the gate to initialize the system,then the alarm will be gone and all will be working!

Q6:I have a short beeping sound when I connect power cable to the control box,is it normal?
A6:It's normal,the first time installation need to manually close the gate to initialize the system,then the alarm   will be gone and all will be working!

Q7:Does it fit my car? 
A7: Pls send your car auto front face,opening status of gate and tailgate pictures to us.We will help you confirm at   once after we got the pictures.