The dealership where I "work", recommends that you spray your vehicle's undercarriage and engine compartment with gardner's plant pest repellant (i.e. "Rabbit/Deer Away" if you are going to store or park a 2002 or later vehicle for any extended time. The soy based insulation and wiring wrap attracts the critters and is especially 'attractive to rabbits, mice, and squirrels...
Bob K. rnkiii