Odds are you can, but most people-about 75 percent-haven't shopped for a better plan in the past year.
Consumer Reports has not found one company that always delivers the lowest rates, so you should get quotes from several companies. There are websites to make that a lot easier. Two good ones are AnswerFinancial.com and Insweb.com.
One downside is that you'll probably get lots of follow-up e-mails from insurance agents.
Other ways to save on car insurance:
Consumer Reports says one way you should not try to save is by cutting back on liability coverage. You could face financial ruin if you're at fault in an accident and there are large damages. Stick with at least the standard coverage. It pays bodily injury of up to $100,000 per person and $300,000 per accident and property damaged up to $100,000.
In addition to getting a low rate, you want an insurance company that delivers good service and promptly pays claims. Consumer Reports surveyed more than 28,000 of its readers and found that overall satisfaction with insurance companies is high, but some companies earned higher scores than others.
These companies scored especially well:
You can get more advice on saving on car insurance at www.consumerreports.org/cro/magazine-archive/2010/october/money/car-insurance/overview/index.htm