Rep Power: 0

when I back up from my garage i hear this squeaky nosie coming from my brakes..I think... could it be my brakes my car is barely two yrs old this november. how long does the brakes last before changing. and should i change my air filter i just hit 30000 miles

 
Rep Power: 375

Brakes last depending on your driving. It could just be brake dust collecting in your rear drums.

 
Rep Power: 404

i think its your brakes, same thing happened to then befor they needed replacing... get them checked and you should be cleaning ur filter every 15 k