Introduction

Storing your 2019 Acura MDX for an extended period requires thorough preparation to ensure the vehicle remains in optimal condition and is ready to drive when you return. Whether you’re leaving the country, going on a long vacation, or temporarily not using your vehicle, proper storage prevents mechanical issues, battery drainage, and cosmetic damage. This comprehensive guide covers all aspects of long-term storage for your Acura MDX, including mechanical, electrical, and aesthetic considerations, so you can protect your investment and enjoy peace of mind.

Why Proper Storage Matters

The 2019 Acura MDX is a sophisticated SUV equipped with advanced electronics, a powerful V6 engine, and an intricate all-wheel-drive system. Leaving it unused for months without proper preparation can lead to a variety of issues such as battery failure, tire flat spots, fuel degradation, and even mold or mildew buildup inside the cabin. Proper storage not only preserves your MDX's functionality but also maintains its resale value and ensures you avoid costly repairs when you return.

Common Problems from Improper Storage

  • Battery Drain: Over time, the battery will naturally discharge, especially with electronic systems drawing power in standby mode.
  • Flat Spots on Tires: When a vehicle sits stationary for long periods, tires can develop flat spots, affecting ride quality and safety.
  • Fuel Deterioration: Gasoline can break down and form varnish or sludge, clogging fuel injectors and reducing engine efficiency.
  • Brake Issues: Moisture can cause brake components to rust or seize.
  • Rodent Infestation: Rodents can nest in the engine bay or interior, chewing wires and causing damage.
  • Mold and Mildew: Humidity and dirt inside the cabin can lead to unpleasant odors and damage to upholstery.

Pre-Storage Preparation Checklist

Before you begin storing your Acura MDX, it’s important to take several steps to prepare the vehicle thoroughly. The following checklist will help ensure your SUV stays in the best possible condition.

1. Clean the Vehicle Inside and Out

Begin by thoroughly washing and waxing the exterior of your MDX. Dirt, grime, and road salts can damage the paint if left on the surface over time. Waxing adds an extra protective layer against moisture and UV rays.

Inside the cabin, vacuum carpets and seats, wipe down surfaces, and clean the windows. Remove any food crumbs or trash that could attract pests. Consider using a moisture absorber or desiccant packs to keep the interior dry.

2. Change the Oil and Filter

Used engine oil contains contaminants and acids that can corrode engine components if left sitting too long. Changing the oil and filter before storage ensures the engine is lubricated with fresh oil, reducing the risk of corrosion.

3. Fill the Fuel Tank and Add Fuel Stabilizer

A full fuel tank prevents moisture from accumulating inside the tank, which can cause rust. Adding a fuel stabilizer prevents gasoline from degrading and forming varnish or gum deposits that can clog the fuel system. Follow the instructions on the stabilizer product carefully.

4. Inflate Tires to Proper Pressure

Check your tire pressures and inflate them to the recommended PSI or slightly above. Properly inflated tires help prevent flat spots and maintain their shape during storage. If possible, consider placing the vehicle on jack stands to completely relieve the tires of weight.

5. Maintain the Battery

The 2019 Acura MDX’s battery is vital for powering electronic systems. To prevent battery drain:

  • Disconnect the negative battery terminal to prevent parasitic drain.
  • Alternatively, use a smart trickle charger or battery maintainer to keep the battery charged without overcharging.

6. Protect the Engine and Exhaust System

Seal the exhaust pipe with a rag or plastic cover to prevent rodents from nesting inside. Additionally, spraying a light coat of oil or lubricant on exposed metal parts under the hood can prevent rust and corrosion.

7. Check and Top Off Fluids

Ensure all fluids—coolant, brake fluid, transmission fluid, and windshield washer fluid—are topped off and in good condition. This helps prevent corrosion and ensures systems are ready to function when you return.

Choosing the Right Storage Location

The environment where you store your Acura MDX plays a critical role in its preservation. Consider the following options and factors.

1. Indoor Garage Storage

An indoor garage is the best option for long-term storage because it protects the vehicle from weather extremes, UV rays, and dirt. Ideally, the garage should be temperature-controlled and dry to minimize humidity and temperature fluctuations that can cause condensation and corrosion.

2. Covered Outdoor Storage

If indoor storage isn’t available, use a high-quality, breathable car cover designed for outdoor use. Avoid plastic tarps, which trap moisture and can damage the paint. The cover should fit snugly and allow ventilation to prevent mold and mildew.

3. Storage Facility

Climate-controlled storage facilities provide excellent protection, especially in regions with extreme weather. These facilities often offer 24/7 security and maintenance, making them a safe choice for long-term storage.

Additional Protective Measures

Rodent Prevention

Rodents are a common problem during long-term storage. To prevent infestations:

  • Use rodent repellents such as peppermint oil, mothballs, or commercial deterrent sprays around the storage area.
  • Seal any gaps or holes in the garage or storage space.
  • Keep the area clean and free of food sources.

Use a Car Cover

Even in a garage, a car cover protects your MDX from dust, scratches, and accidental dings. Choose a soft, breathable cover that won’t trap moisture.

Ventilation and Moisture Control

Good ventilation helps prevent mold and mildew buildup. Consider using a dehumidifier in enclosed spaces. Placing silica gel packs or moisture absorbers inside the vehicle can also control humidity.

Maintaining Your Acura MDX During Storage

Long-term storage doesn’t mean complete neglect. Performing periodic checks and maintenance can greatly extend your vehicle’s health.

Start and Move the Vehicle Periodically

If possible, start the engine every two weeks and run it until it reaches operating temperature. This circulates fluids, charges the battery, and keeps engine components lubricated. If you can safely move the vehicle forward or backward a few feet, do so to prevent tire flat spots and brake corrosion.

Check the Battery and Tire Pressure

Inspect the battery charge and tire pressures every few weeks. Use a battery maintainer if needed and inflate tires to the proper pressure.

Inspect for Leaks and Damage

Look for any fluid leaks, pest infestation signs, or damage. Address issues promptly to prevent further deterioration.

Preparing Your Acura MDX for Use After Storage

After storage, your 2019 Acura MDX requires a series of steps to ensure it’s safe and ready for the road.

1. Thorough Inspection

Check the vehicle exterior and interior for any damage, mold, or pests. Inspect tires for cracks, dry rot, or flat spots.

2. Fluid Levels and Quality

Verify that all fluid levels are correct and fluids look clean. Replace any fluids that appear contaminated or old, especially brake fluid and coolant if the storage period exceeded six months.

3. Battery Check

Test the battery voltage and charge it if necessary. Replace the battery if it fails to hold a charge.

4. Brake System Test

Before driving, gently test the brakes to ensure they operate smoothly and have no unusual noises or resistance. Brake components may seize or rust after long periods of inactivity.

5. Tire Inspection and Pressure Adjustment

Inflate tires to the manufacturer’s recommended pressure. Replace tires if they show signs of dry rot or excessive wear.

6. Start the Engine and Warm Up

Start the engine and let it idle until it reaches normal operating temperature. Listen for any unusual noises and watch for warning lights on the dashboard. Avoid hard acceleration until the engine is fully warmed.

7. Road Test

Take a short, cautious drive to ensure all systems are functioning properly. Pay attention to steering, brakes, suspension, and transmission responsiveness.

Conclusion

Properly storing your 2019 Acura MDX for long-term periods requires detailed preparation and ongoing care. By following the steps outlined—from thorough cleaning and fluid maintenance to selecting the right storage environment and periodic checks—you can protect your vehicle’s performance, appearance, and value. When you return to your MDX after months away, these efforts will ensure it starts easily, runs smoothly, and continues to deliver the reliable, comfortable driving experience Acura is known for.

Additional Resources