What Not to Store in Covered Vehicle Storage

Covered vehicle storage offers an excellent solution for protecting your vehicle from the elements, but it’s critical to understand the limitations of this type of storage. While it safeguards against UV rays, rain, snow, and other environmental factors, not all items are suited for long-term storage within your vehicle in these settings. Ensuring proper use of your covered vehicle storage area not only protects your belongings but also helps maintain the integrity of your vehicle.

Below, we’ll outline specific items you should avoid keeping in a vehicle stored in a covered facility. By following these guidelines, you can maximize the benefits of covered vehicle storage while minimizing potential risks.

Why Be Cautious About What You Store?

Many people assume that just because their car is in covered storage, it’s completely safe to leave anything within the vehicle. However, even under cover, storage facilities can experience variable temperature changes, humidity, and sometimes limited security. Understanding these inherent conditions can help you make more informed storage decisions and protect your valuable items.

Read on for a list of items that should never be kept in a vehicle stored in a covered facility.

1. Perishable Items

Perhaps the most obvious items not to store in a stored vehicle are perishables such as food or beverages. Even in covered storage, temperature fluctuations can lead to spoilage. Not only will this attract pests like rodents and insects, but it can also result in unpleasant odors that are difficult to eradicate from your vehicle. Mold and bacteria thrive on perishable goods and can cause extensive damage to car interiors if left unchecked.

Better alternative:
Take all food and beverages out of the vehicle before storage to prevent contamination, odors, and pest infestations.

2. Flammable or Hazardous Materials

Flammable liquids, such as gasoline containers, propane tanks, or even aerosol sprays, can pose a significant fire risk when left in storage. Similarly, chemical products with strong fumes may leak, spread toxins, or react under fluctuating temperatures. These items are not just dangerous to your vehicle but also to surrounding storage units.

Better alternative:
Dispose of or properly store hazardous materials in a separate, secure location compliant with local safety regulations.

3. Valuable and Sentimental Items

Anything of monetary or sentimental value—such as electronic devices, jewelry, or family heirlooms—should not be left in your stored vehicle. Although many covered storage facilities provide some level of security, they often have shared access points, making stored vehicles vulnerable to theft. Additionally, extreme temperatures can harm delicate electronics.

Better alternative:
Remove all valuable items before placing your vehicle in storage and secure them in a climate-controlled and lock-protected environment.

4. Important Documents

Legal documents, titles, or sensitive paperwork should never be left in a vehicle that’s placed in covered storage. The locked doors of your car aren’t an impenetrable safeguard, especially when vehicles are left unsupervised for long periods. Furthermore, heat and humidity may degrade paper materials over time, fading printed text or causing them to stick together.

Better alternative:
Keep important documents in fireproof or climate-controlled safes designed specifically for long-term storage.

5. Items Vulnerable to Moisture

Even in covered storage, moisture build-up is possible. Thus, items like clothing, paperbacks, or cardboard boxes are not ideal for keeping in your vehicle. Exposure to humidity can cause mold, mildew, and irreversible damage to these materials, particularly if they’re left in storage for extended periods.

Better alternative:
Remove all items that could be damaged by moisture or invest in airtight, waterproof containers if storage inside the vehicle is unavoidable.

6. Electronics and Batteries

Electronics and devices with batteries are especially susceptible to damage in unpredictable environmental conditions, even in covered setups. Batteries may corrode or explode in fluctuating temperatures, and electronic devices can malfunction after prolonged exposure to heat and humidity. Moreover, leaving visible electronics can also make your vehicle an attractive target for thieves.

Better alternative:
Store electronics in a climate-controlled space and bring them with you when leaving your vehicle in covered storage.

Conclusion

Covered vehicle storage is a valuable resource when used correctly. However, it’s crucial to understand its limitations, particularly what not to store inside your car. From perishables to valuables and hazardous materials, avoiding these items can save you from pests, unpleasant odors, safety hazards, and theft.

Keep these tips in mind the next time you place your vehicle in covered storage, and you’ll enjoy greater peace of mind knowing that both your car and its contents are properly safeguarded.