It’s not a great practice. But setting my environmental preferences aside, you can let any car idle with the AC on for a long time without doing any harm. As long as the cooling system is working properly, you should be able to sit in any modern car you buy and let it idle indefinitely.
Is it bad to sit in car with AC on?
Sleeping in a car with the AC running is dangerous because of carbon monoxide poisoning. Carbon monoxide (CO) seeps into the cabin through vents, cracks in the windows, and even the car’s engine.
How long can you sit in your car with the air conditioner running?
All cars should be made to be able to idle indefinitely without overheating. Basically after so many minutes the car with adequate cooling should have reached a stable thermal equilibrium and if that’s so then it should idle for an hour, two hours, 8 hours, 12 hours, a day with no further issues.
Is idling car with AC bad?
Most modern vehicles can handle the A/C being on for 30 minutes without any adverse effects. However, it does raise the operating temperature of the engine, and if it’s a blistering hot day, and the vehicle’s cooling system is in any way compromised, it could have a negative effect. i.e. overheating the engine. No.
Can I sleep in my car with it running?
Turn off your vehicle while you’re sleeping: Keeping your engine running while you’re sleeping is extremely dangerous to yourself and others. Carbon monoxide can build up inside the vehicle if you don’t have any windows open, and you will also run out of gas much faster.
Can AC drain car battery?
If you run the AC when the car is off, it not only puts a strain on the battery, it can completely drain it. Now, if the car is running, and barring no issues ( bad alternator etc), it puts a load on the battery, but the alternator is able to keep up with the demand.
Where can I safely sleep in my car?
Here’s How To Comfortably Sleep in a Car
- 24-Hour gyms.
- Truck stops.
- Rest stops.
- Bureau of Land Management and National Forest land.