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How often should a sedan be started if left unused for a long time?

4 Answers
PeytonLynn
09/03/25 7:14am

It is recommended to start a vehicle left unused for an extended period approximately every 15 days. Below are precautions for long-term vehicle parking: 1. Regular charging: The most common issue with long-term parked vehicles is the battery. Even when the vehicle is locked and most electrical systems are in sleep mode, certain components like the anti-theft system still require power, generating a small but continuous sleep current. Over time, this can drain the battery to a level too low to start the engine. 2. Regular engine starts: Periodically starting the engine is necessary to recharge the battery and prevent excessive discharge. For vehicles parked over 15 days, it's advisable to start the engine and let it run for at least half an hour to recharge the battery, thus avoiding starting issues. 3. Regular vehicle movement: Prolonged parking can cause the tires to bear weight at the same spot continuously, potentially leading to deformation. This may result in vibrations when driving later. Therefore, regularly moving the vehicle ensures more even weight distribution across the tires.

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McGenevieve
09/15/25 8:33am

When a sedan is left unused for extended periods, I believe starting the engine every two weeks and letting it run for about ten minutes is the ideal routine. This ensures the battery doesn't drain completely, as prolonged inactivity causes gradual power loss, and a brief operation allows the alternator to recharge it. From my experience, without periodic starts, the battery might die completely within a month, and towing fees could end up costing more than regular maintenance. Additionally, engine oil inside can settle and degrade, so short operations help circulate it to prevent part rusting. Tire pressure should also be checked, as prolonged deflation can lead to deformation or even blowouts. If parked indoors in humid conditions, it's advisable to drive it outside briefly during startup to reduce mold risks. Don't slack off—just jot it down weekly as a reminder to follow through.

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DiEdward
10/30/25 2:25am

As an ordinary person managing a car, starting it up every ten days or so is quite practical. Running the engine for fifteen minutes is sufficient to protect the battery and mechanical components. The key is to prevent the vehicle from accumulating dust or developing issues, such as clogged fuel injectors due to aging gasoline, which can be troublesome. I usually choose a sunny weekend morning for this task, taking the opportunity to check if the tires are losing air and adding some fuel additives to extend their lifespan. When the car won't be used for a short period, turning off all power-consuming devices like the radio saves energy and hassle. Regular maintenance can prevent unexpected expenses, as repair costs far outweigh this small time investment.

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Ruiz
12/13/25 2:33am

When leaving a car idle for extended periods, I believe it's sufficient to start the engine once a week, letting it run for about ten minutes. This routine helps maintain overall health, prevents battery drain, and avoids oil solidification or sedimentation. I've learned to start simple by ensuring proper ventilation in the parking spot before starting to prevent carbon monoxide buildup. An extra reminder to clean the windows prevents dust adhesion, especially during rainy seasons or winter. Don't procrastinate - once it exceeds a month of inactivity, the repair costs become significantly higher.

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