Sep 08, 2016 - 07:53 AM
Next, be sure that they are not building any nests inside the motor or other compartments. If so, remove the nests, straw, debris or whatever they are using to build the nest.
Next use a product called Detour or Rejex to smear on the rubber hoses lines, or whatever they are chewing on. This product contains a very hot pepper that will teach them not to chew on those lines.
Simply spreading hot pepper powder all over the car engine will seldom work.
Other than this, keep the area lighted at night and do your best to keep the population under control. Baiting and or trapping is the only methods that get real results. For squirrels, you may have to resort to shooting them.