heres the info from the link
(Note: Entering new remote transmitter codes will erase all old codes.
All
remote transmitters must be programmed together.)
-Ensure ignition switched OFF.
-Access data link connector (DLC) located behind fascia.
-Jump DLC terminal 1 and ground.
(Note: Terminal 1 may also be grounded using diagnostic equipment connected to the DLC.)
-Within 10 seconds: Press hazard switch six times.
-Doors should lock and unlock to confirm registration mode.
-Press and release remote transmitter LOCK button.
-Within 10 seconds: Press remote transmitter LOCK button twice.
-Doors should lock and unlock to confirm registration.
-If registering additional remote transmitters, within 1 minute: Repeat button procedure for each remote transmitter.
-Doors should lock and unlock to confirm registration.
Note: To exit programming mode: Remove key from ignition or remove jump lead.
Note: A maximum of 4 remote transmitters can be programmed.
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