Does A Car Alarm Lower Insurance? 
A car alarm will reduce your auto insurance rates . Depending on the type of alarm -LRB- passive , active , etc. . . -RRB- the discount is likely to be approximately 5 % -25 % , depending on the carrier . Also , the discount may not apply to the entire premium . Get ALL of the discounts you are entitled to by working with an experienced car insurance broker . No charges or fees ! 