Rick's Free Auto Repair Advice

Rodent repellent for cars

Best Rodent repellent for cars and trucks

First understand why rodents like your engine and interior spaces

• Rodents like your engine because the wiring insulation is made from soy. Yum! A tasty treat for breakfast, lunch, and dinner.

wire damage

Wire damage from rodents

• The engine is nice and cuddly and protects the whole family from the elements



• If you don’t drive often, nobody will disturb the family

How to avoid attracting rodents to your car in the first place

• Park away from trash bins or natural sources of rodent food like vegetable gardens
• Don’t store any food, candy, food wrappers/containers, or dog food in your car or trunk or near where you park.
• Remove sources of nesting materials like leaves, straw, rags, or patio furniture cushions.
• Don’t park for long periods in unsealed garage spaces.

Rodent repellents for your engine

Moth balls as rodent repellent

Purchase aluminum window screen. Form it into a pouch. Fill it with moth balls and secure several pouches around the engine compartment around the perimeter, away from moving parts. And NEVER place moth balls anywhere inside the passenger cabin. The active ingredients in mogth balls are either naphthalene or paradichlorobenzene. Each can cause negative health effects if inhaled long enough.

moth balls as rodent repellent

Dryer Sheets as a rodent deterrent

Many Internet posts say to place dryer sheets in your engine compartment. Does it work? Not usually. In fact, rodents appreciate the nice smelling bedding material.


Pepper spray, Peppermint Oil and rodent repellent sprays work to keep rodents out of your car

But you must retreat often. The sprays simply don’t last long.

Protect engine compartment wires from being chewed

The sprays help, but there are two more effective ways. One is expensive, the other is labor-intensive.

Honda rodent deterrent tape 4019-2317 prevent wire damage from rodents.

Purchase Honda rodent deterrent tape 4019-2317. It’s electrical tape impregnated with spicy capsaicin. Buy the tape online from a Honda dealer. The price is about $45 for a 20-meter roll. Wrap it around the wires in the engine compartment.

Aluminum screen wrap to prevent rodents chewing wires

Purchase ordinary aluminum window screen from a hardware store and wrap it around wiring harnesses in your engine compartment.

For additional tips on keeping rodents out of your car, see this post

©, 2022 Rick Muscoplat

 

Posted on by Rick Muscoplat



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