These drains are normally feed through the roof pillars and exit somewhere underneath the vehicle. When a sunroof drain does become plugged, the common signs are either a wet headliner, water dripping from the headliner, wet roof pillar, a damp carpet or water pooling in the foot wells.
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Where is the sunroof drain tube located?
Water Drain Tubes These tubes are generally located at the front and rear corners of the pan assembly of the sunroof/moonroof, travel down the interior of your vehicle and typically drain onto the ground. Unfortunately, these tubes can become clogged with debris overtime.
How do you unblock a BMW sunroof drain?
Using compressed air and an air nozzle gun like the one below, blow out compressed air into the tubes leading down to the cowl area where the drain is. Clean out both sides of the forward sunroof on both ports.
How many drain holes does a sunroof have?
Usually, sunroofs have four drain holes, one at each corner. If the system is working, you’ll see water flowing down the drain holes and notice it leaking out near your car’s wheels.
How do you tell if your sunroof drain is clogged?
To check for any clogs in the tube, pour a bottle of water over the closed sunroof and look for any water that’s come out the bottom of the car. If you don’t see any water, you could have a clog. If you suspect that there’s a clog in the tube, you should bring it into an auto repair shop to have it addressed.
Can sunroof drains get clogged?
Clear those roof drains That’s why all sunroofs come with built-in roof drains to make sure any rain water runs off smoothly. The only problem is that those drains can often become clogged. Leaves, pine needles, and other debris can easily get stuck inside the drains but they’re pretty easy to clean.
What can I use to unclog a sunroof drain?

How do I reinitialize my BMW sunroof?

How do you clean weep holes in a sunroof?

Why does my sunroof leak when it rains?
Sunroofs typically start leaking when one or more of the drains get plugged up. That allows rain water to back up inside the sunroof assembly, eventually overflowing and leaking inside the vehicle. To check your drains, simply open the sunroof all the way up and check the corners of the sunroof.
Is it normal for a sunroof to drip?
Sunroofs can leak in a number of places. Sunroofs are particularly susceptible to leakage because most are actually meant to leak by design. In order for the glass to sit flush against the roof, there is usually no exterior gasket to block water from dripping down along the outside edges of the sunroof.
Do all sunroofs eventually leak?
#1: All sunroofs leak Some sunroofs do indeed leak. However, good quality sunroofs do not. There is a big difference in quality and performance between premium sunroofs and cheaper sunroofs. The differences are primarily in the seals and hinge/handle hardware.
What should I do if I left my sunroof open and it rained?
If the amount of water entry was too much, we recommend you quickly open all the doors to let the water drain out. With cloth seats, after blotting with a towel, you can use a fan or a large dryer to treat the absorbent marks.
DO Panoramic sunroofs leak?
Panoramic roofs can also increase the chances of having a leak – although cleaning the exterior of a car regularly can go a long way to preventing this as it stops dirt and vegetation building up and preventing water from draining normally.
How do you clean the rubber seal on a sunroof?
For the rubber gasket and seal, just wipe it off with a mild detergent and water mixture, then dry using a lint-free cloth. If at any point you notice any grease or oil in your sunroof, leave it. Most likely there as a lubricant for the window to slide and to keep the rubber components from drying out.
How much does it cost to fix a stuck sunroof?
Since there are so many variables involved, it’s hard to estimate a repair based on a sunroof motor problem. However, generally speaking, the motor itself can range from $100 to $500 with labor costs added on top. If the issue is electrical such as a blown fuse or relay, the cost of those components is minimal.
What causes a sunroof to jam?
The two main causes of a stuck sunroof are a lack of power and debris stuck in the sunroof’s tracks.
Can sunroof drains freeze?
Sunroof Drains If the clog is on the other end of the drain tubes the standing water that is not draining out will freeze and expand overnight, which will cause cracks and leaks as well.
How do you clean the inside of the sunroof in the car?
Open the sunroof and clean the entire visible area, using a vacuum if necessary. Wipe down all moving parts and the gasket around the roof with a soft cloth, automotive cleaner and toothbrush. Clean the slides and tracks.
How do you manually close a sunroof on a BMW?

How do you fix a stuck sunroof on a BMW?

How do you lubricate a BMW sunroof?

What happens if weep holes are clogged?
Small holes located on the bottom edge of storm-window frames, weep holes are drains for your windows. If they become blocked by debris, paint or caulk and can’t serve this vital function, water can seep into the wood of the sill and cause it to rot.
How do you clear a blocked weep hole?
To make sure the weep holes are working properly, spray the outside of the window with a garden hose โ a steady stream of clean water should exit from the holes. If it doesn’t, use a wire hanger or compressed air to force the blockage out. Re-test with fresh water to ensure they’re completely cleaned.
What happens if you seal weep holes?
Weep holes should not be sealed to keep pests out. The holesโespecially if they encompass an entire mortar joint (usually about โ -inch wide)โcan permit insects, mice, and even small snakes to enter and then take up residence in the air space behind the bricks.