Looking for duplicate car keys for your prized possession? Call the Locksmith Masters when you are in urgent need of getting car key replacement service for your prized Hummer or Cadillac! We carry all the tools while on the go and can make duplicate keys in no time if you have lost your key or broken your old one. Whether you are stuck in the car park of the supermarket after losing your keys or just want to be on the safer side, give us a call to get a spare key made for your treasured automobile. We will make the most accurate keys for your GM cars including Pontiac, GMC, Buick, Chevrolet, and others in no time.