it's impossible with two babies. >> reporter: but after calling around for quotes -- >> can i help you? >> people are useless. >> reporter: an estimate of nearly $1600. >> it would really hurt us financially to get the repair. to pay that much for a repair right now. >> reporter: we drove in automotive expert lauren fix to give us some money-saving advice. tip number one, know the going rate. use this free app called repair pal. >> every shop could have a different rate, so it's wise to use the internet and shop around. >> reporter: the app instantly finding a much lower quote of $347 for a new timing belt. >> wow. okay. >> reporter: tip number two, if you're comfortable having someone come to your home, skip the auto shop all together with your mechanic. they send an independent screened mechanic straight to your door. >> that's not bad. >> that's cool. okay. >> reporter: tip number three, arm yourself with knowledge. find out what that blinking dashboard light means using plug-in devices like actron or car m.d.