In the majority of cases your limit of uninsured motorist coverage can not exceed the limit of liability on your policy. (thezebra.com)
But it will never cause damage to components because the voltage won't exceed the limits of components. (mechanics.stackexchange.com)
There's a good chance of exceeding your limits for bodily injury and property damage if you cause an accident, and that means you can be on the hook for the rest. (compare.com)