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Hi Im David. please allow me a moment to get you the correct procedure to get you going.
Locking Doors with Transmitter will ARMUnlocking Doors with Transmitter will DisArm
Be sure Battery is fully chargedClose Hood & all DoorsLock Doors with TransmitterLeave Undisturbed for at least 15 minutesUnock Doors Try starting with "Another" Factory KeyIf you only have one, then the Transponder could need reprogramming
Be sure Battery is fully chargedDisconnect Positive Battery Cable
Open Driver Door & LEAVE OpenTurn Ignition to On position & LEAVE On
Reconnect Positive Battery CableHorn may sound for a few secondsTry Starting
do you still need assistance?