What are the impacts if a car has been waterlogged?

[DelKeegan]

Here are the impacts of a car being waterlogged: 1. In severe cases: The electronic modules inside the car will be soaked in water. If not handled promptly and properly, it can corrode wires, plugs, and internal circuit boards, leading to vehicle alarms and functional failures. In such cases, avoid turning on electronic devices and use a mechanical key to open the door. Call a tow truck immediately to send the vehicle to a repair facility. 2. In less severe cases: If there isn’t a large amount of water on the floor mats, it’s recommended to remove the car battery to prevent electrochemical corrosion, which could worsen rusting of modules and plugs. Then, take out the floor mats, seat covers, etc., wash and dry them to prevent odors later. After drying, it’s advisable to perform a thorough disinfection of the car, as rainwater can breed many germs. Regular car care should include closing all windows before exiting the vehicle to develop the habit of closing windows. 3. When the engine stalls: If the car stalls while passing through water, do not attempt to restart it. Even if a small amount of water enters the engine, it can mix with the oil in the cylinders, degrading the oil quality. Oil containing water can increase engine component wear, potentially leading to louder engine noise and greater vibrations in the future. In severe cases, it may frequently cause oil burning or engine damage.

[HaleyDella]

My car was submerged in water during that heavy rainstorm, with the water level reaching up to the seats. When I tried to start it, the engine made a clanking noise. After sending it for repairs, it was found that the intake system had taken in water, causing internal corrosion in the engine. The electrical system also had issues—the central control screen stopped working, and the door locks malfunctioned intermittently. What's even more troublesome is the interior; the carpet got soaked and started to mold, leaving a persistent sour smell that won't go away, and I even started coughing when the AC was on. A friend advised me to stop driving it immediately and have a professional technician conduct a thorough inspection. Water damage can easily lead to short circuits, and there's even a risk of the battery exploding. I think addressing the issue promptly can save me from future troubles, and spending money on repairs is better than risking safety hazards.

[SanEleanor]

I've seen the aftermath of a car being submerged in water. The engine and transmission are prone to water ingress and rust, leading to power loss. Electronic components like sensors and fuse boxes can short-circuit after being soaked, causing a bunch of warning lights on the dashboard. The braking system may also fail, making it dangerous to drive in the rain. The wiring inside the car corrodes quickly, often causing issues with the audio system and sunroof. Repairs require disassembling the car for washing and drying, which can be costly. I recommend not attempting DIY fixes and instead seeking an assessment from a professional shop. Additionally, regular maintenance to check the sealing strips can help reduce the risk of water damage.

[SavannahLynn]

A waterlogged car not only affects functionality but also poses health hazards. Water seeping into seats and carpets breeds bacteria and mold, emitting foul odors when the air conditioning is turned on, potentially triggering allergies or asthma. I once experienced skin itching for several days after contact with a flood-damaged car. The airbag system may also malfunction due to moisture, increasing accident risks. Prolonged exposure to a damp interior environment can harm respiratory health. I recommend immediate ventilation, drying, or professional disinfection upon discovery.

[VonWalker]

The repair costs after a vehicle is flooded can be quite high. Engine cleaning and part replacements can cost thousands, and replacing electronic modules is even more expensive. Insurance claims may not fully cover the costs, depending on the extent of the water damage. A friend of mine had his car repaired after being flooded, but it kept having issues frequently, and he had to spend more money fixing the transmission. It might be better to just scrap the car for peace of mind. The market value drops by half, and it's not easy to sell. The lesson I learned is to move the car promptly in case of a flood and then evaluate the cost-effectiveness before deciding whether to repair or replace it.

[Cody]

Even if a flood-damaged car is repaired, the long-term effects are significant. Residual corrosion in the engine and electrical systems can cause components to gradually fail. The resale value of such a used car plummets, as no one wants to buy a vehicle with a flood history. My old car, which had been waterlogged, constantly had air conditioning leakage issues—every repair just burned more money. The deformed interior also produced stubborn odors. It's advisable to conduct thorough post-flood inspections and take preventive measures, such as parking on higher ground to avoid severe damage. Keeping detailed repair records can help explain the situation when selling the car.