4 Reasons Why An Undercarriage Car Wash Is Important

by | Feb 28, 2023 | Blog | 0 comments

Washing under your vehicle is extremely important. It is no secret that washing your car is important to keep it in good condition, but when was the last time you made sure to do an undercarriage car wash? Neglecting to wash the undercarriage can cause problems and even long-term damage to your car.

Today, we are going to give you 4 reasons why an undercarriage wash is important.

Why A Vehicle Undercarriage Car Wash is Important


1. Salt and Other Road Debris Can Build Up

Undercarriage Wash Importance: Red car damaged and rusted from road salt

Winter is not a car’s favorite season. Why? Salt and debris are more likely to build up and accumulate on the undercarriage. While road salt is used to make the roads safer from ice, it can be detrimental to your car over time. When it comes in contact with exposed metal, salt has a corrosive effect on the underside of your vehicle.

This can cause quite a bit of damage to other parts of your vehicle if left unattended. If you want to prevent corrosion, it is a good idea to apply a sealant to your vehicle.

2. Washing Prevents Rust

Undercarriage wash: underbody of a car

Rust is another reason why an undercarriage car wash is important. Like salt, mud can cause damage to your car if it is left to build up on the undercarriage. Mud holds a lot of moisture that will result in rust over time. When metal and water come in contact with each other a chemical reaction occurs, leaving your car with a corrosive material that eats away at the frame.

This will both negatively affect driving performance and decrease the value of your car. Rust is destructive, so if it isn’t taken care of right away, it can leave you with bigger problems than you bargained for! To prevent rust, make sure you are regularly washing under your car.


3. Dirt and Debris Can Lead to Mechanical Damage

Undercarriage wash: Dirt and Debris covering undercarriage of a car

If we haven’t convinced you yet, let us present you with one last reason why washing under your vehicle is important. When road dirt and debris get in or on your undercarriage, it can lead to severe mechanical damage in a few areas. The brakes are one of the most important parts of your car’s undercarriage.

Corrosion can cause the emergency brake to get stuck and decrease your car’s overall braking ability. This is a major safety concern. Other problems that can occur include damage to the suspension, which would lead to alignment issues a bumpy ride, and damage to the exhaust system.

4. Enhances Fuel Efficiency and Performance

Another crucial reason why an undercarriage car wash is important for your car health is its impact on your vehicle’s fuel efficiency and overall performance. Dirt, grime, and debris accumulation can increase the weight of your car and create drag, which in turn affects how efficiently it operates. A clean undercarriage allows your vehicle to run more smoothly, reducing unnecessary strain on the engine and other mechanical components.

Regular undercarriage cleaning not only contributes to better vehicle performance but can also lead to noticeable savings in fuel consumption over time. By maintaining a clean and well-functioning undercarriage, you ensure your vehicle operates at its best, providing a smoother, more efficient driving experience.

End Note

To recap, here are the top 4 reasons why giving your vehicle an undercarriage wash is important:

  • Salt and other debris can build up
  • Washing prevents rust
  • Dirt and debris can lead to mechanical damage
  • Enhances fuel efficiency and performance

Ultimately, washing the undercarriage will keep your car clean and help eliminate the buildup of salt, mud, moisture, and other corrosive debris to prevent rust damage.

Stop by your nearest Rocket Carwash location for our Rocket Underbody Wash to effectively remove grime and debris from your vehicle’s undercarriage, safeguarding it against the elements. Visit us to ensure your car receives the complete care it deserves for optimal performance and longevity.

Find A Rocket Car Wash Location Near You!