If you read and scoll down, you'll see a list of tips and product you can buy to protect your van effectively:
If you’ve got a van—especially if it sits for stretches or you travel through rural areas—rodents can turn it into a chew toy surprisingly fast. They’re drawn to warmth, shelter, and especially wiring insulation (which often uses soy-based materials).
All those ads and reviews claiming this or that will solve your rodents problem with your van are mostly marketing or hit and miss or don't work as many people have personally testified for me..
My fellow van electrican friend Kristopher Romero who worked as pest control guy for 23 years reviewed the article below and mentioned
All these information below are very good and accurate points. The only one that doesn't really work on the list are the electronic devices. I've been to so many homes and businesses with these all over the place. The customers always tell me that they work great and I say to them "why am I here then? He made one more recommendation to install a motion sensor light under the van. There is a reason that mice and roaches scatter when you turn on the lights. They don't like motion. There are some rock lights being advertised for under the vans and trailers but they stay on all the time. The rodents and pests will get use to this and adapt. You will also wake to a bunch of moths etc. around your rig by leaving the lights on all night.
Here is a list of products but I can't tell if works or not as I haven't seen any rodent problem.
Tips!
🚫 Block entry points first - This is the most important step.
Inspect underneath, engine bay, and cabin for holes or gaps.
Seal openings with steel wool + expanding foam (rodents can’t chew through steel).
Pay attention to:
- Around wiring harnesses
- Air intake vents
- Door seals and floor plugs
🧼 Remove anything that attracts them
Don’t leave food, crumbs, or trash in the van. Even things like gum or wrappers can attract rodents. If you’re storing the van, clean it thoroughly before parking.
- 🌿 Use deterrents (mixed results, but helpful layered together)
- Peppermint oil or sachets: rodents dislike the smell (refresh often).
- Commercial rodent repellent sprays (some use capsaicin/pepper).
- Dryer sheets are commonly suggested, but effectiveness is inconsistent.
🔊 Electronic deterrents
Ultrasonic devices plug into your van’s battery and emit high-frequency sounds. They’re hit-or-miss, but can help when combined with other methods.
⚡ Protect wiring specifically
Use rodent-resistant tape (often infused with capsaicin) on exposed wiring. Some automakers (like Honda) even sell anti-rodent electrical tape designed for this purpose.
🪤 Traps (for active problems)
Snap traps are effective and humane when checked regularly. Avoid poison inside the vehicle—it can lead to dead rodents in hard-to-reach places (and terrible smells).
🏕️ Parking strategy matters
Avoid parking near: Tall grass, Trash areas, Woodpiles If possible, park on pavement rather than dirt.
🔄 If storing your van long-term
- Open the hood occasionally (reduces cozy nesting appeal).
- Consider placing traps around (not inside) the van.
- Some people install engine bay lights or leave a low-power light on—rodents prefer darkness.
🚐 Extra tip for van life setups
- Check insulation areas and cabinetry—these become nesting zones.
- Use sealed containers for all food.
- Periodically inspect behind panels.