How to solve the sunroof rattling issue in the 2018 Audi A4L?

2 Answers
Lynne
07/24/25 2:52am
For the 2018 Audi A4L sunroof rattling issue, you can apply lubricating grease to the left and right sliding tracks of the sunroof. Then, check the sunroof's fixation as the rattling might be caused by looseness; simply tighten any loose screws. Here are more details about the Audi A4L: 1. Interior: The Audi A4L features a continuous front air vent design, with streamlined styling that visually extends the vehicle's width, making it appear more spacious and comfortable. Additionally, the 12.3-inch full LCD instrument panel paired with the MMI system and the floating central control screen significantly enhance the technological feel of the new Audi A4L. The leather-wrapped steering wheel exudes a stylish sporty vibe. 2. Safety features: The Audi A4L is equipped with ABS anti-lock braking, brake force distribution, brake assist, tire pressure monitoring, front radar, rearview camera, driver/passenger airbags, and front side airbags.
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DiVivienne
08/10/25 10:27pm
The sunroof of my 2018 Audi A4L kept squeaking, which was really annoying while driving. Later, I took the time to fix it myself. First, I parked the car and opened the sunroof to inspect the tracks closely, finding quite a bit of dust and small stones inside. I cleaned them thoroughly using a brush and a damp cloth. Then, I applied a silicone-based lubricant evenly to the sliding tracks and tested by opening and closing the sunroof a few times—the noise was significantly reduced. However, if the sound persists stubbornly, it’s necessary to check for aging seals or loose screws, and replace the parts if needed. The whole process took about two hours to complete. Remember to clean the tracks every six months to avoid similar issues, saving the cost of a dealership visit. DIY solutions like this are both practical and cost-effective.
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