Pack the box
Put jumper cables, a warning triangle, an ice scraper, a small shovel, sand or cat litter, a flashlight and a first-aid kit in one crate in the trunk. Add a paper map, since phone signal and batteries both run out.
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One crate in the trunk and a plan for a closed road, so a long cold wait stays a safe one.
Breakdowns and closed roads happen far from home. A box in the trunk means a long cold wait instead of a dangerous one.
Gather these before you start.

Put jumper cables, a warning triangle, an ice scraper, a small shovel, sand or cat litter, a flashlight and a first-aid kit in one crate in the trunk. Add a paper map, since phone signal and batteries both run out.
Pack one blanket per seat, hats, gloves, spare socks, water and snacks that cope with freezing. Swap the water and food at the start of each winter.
Fill up before a long winter trip and keep the tank well filled through the season. A full tank means hours of heat if you get stuck, and fuel lines are less likely to freeze.
Stay inside unless a building is close and you can see it. A car is easier for rescuers to find than a person walking in snow.
Run the engine and heater for about 10 minutes each hour, with a window open a crack. Clear snow away from the exhaust pipe first, every time.
Tie a bright cloth to the aerial or door, and switch on the inside light while the engine runs. Move your arms and legs to keep the blood moving.
| What | Amount |
|---|---|
| Engine and heater when stuck | about 10 minutes each hour |
| Blankets | 1 per seat you usually fill |
| Jumper cables | 1 set |
| Reflective triangle | 1 |
| Sand or cat litter | 1 small bag |
| Time to pack the crate | 60 minutes |
Ready.gov, Car safety

| Result | A packed crate in the trunk and a plan for waiting out a closed road warm and visible. |
|---|---|
| Keep it ready | Check the box each autumn: batteries, water, food, blanket condition and the jumper cable clamps. |
Jumper cables, a reflective triangle, an ice scraper, a small shovel, sand or cat litter, a flashlight, a first-aid kit and a paper map. For winter, add one blanket per seat, hats, gloves, spare socks, water and snacks that cope with freezing.
Stay inside unless a building is close and you can see it. Run the engine and heater about 10 minutes each hour with a window open a crack, and clear snow from the exhaust pipe first, every time.
A full tank gives you hours of heat if the road closes around you. Ready.gov adds that it keeps the fuel line from freezing.


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