<h1>2016 GMC Terrain — Keyless Entry Remote Fob Programming (Flip Key and Smart Key)</h1> <p><font size="3">This model supports self-programming of additional keys under specific conditions. Carefully follow the instructions below based on your situation. </font></p> <p><b><font size="3">If All Keys Are Lost (Flip Key Models)</font></b></p> <p><font size="3">If no working keys are available, you can still program a new key by completing a timed procedure. This will take about 30 minutes and should only be done when you have all keys you wish to program. </font></p> <ul> <li><font size="3">Step 1: Insert the new key into the ignition and turn it to the ON/RUN position. The security light will turn on. </font></li> <li><font size="3">Step 2: Leave the key in the ON/RUN position for 10 minutes until the security light turns off. </font></li> <li><font size="3">Step 3: Turn the key to the OFF position for a few seconds. </font></li> <li><font size="3">Step 4: Repeat Steps 1 through 3 two more times. On the third cycle, after the security light goes off, turn the key to the ON/RUN position once more. </font></li> <li><font size="3">Step 5: The new key is now learned, and any previously programmed keys will no longer function. </font></li> <li><font size="3">Step 6: Use the method below to program additional keys if needed. </font></li> </ul> <p><font size="3"><b>If You Have One Working Flip Key and Want to Add Another</b> </font></p> <p><font size="3">When at least one programmed key is available, additional keys can be programmed using the following steps: </font></p> <ul> <li><font size="3">Step 1: Insert the working key into the ignition and turn it to the ON/RUN position until all dashboard lights are on. </font></li> <li><font size="3">Step 2: Turn the key to OFF and remove it. </font></li> <li><font size="3">Step 3: Within five seconds, insert the new key and turn it to the ON/RUN position. </font></li> <li><font size="3">Step 4: Wait until the security light turns off. This confirms the new key has been accepted. </font></li> <li><font size="3">Step 5: Repeat this process for each new key you wish to program. </font></li> </ul> <p><font size="3"><b>If You Have a Recognized Smart Transmitter (Smart Key Models Only)</b> </font></p> <p><font size="3">If your vehicle is equipped with a smart key system, you can use the steps below to add an additional transmitter: </font></p> <ul> <li><font size="3">Step 1: Place a recognized smart key inside the vehicle. </font></li> <li><font size="3">Step 2: Insert the new transmitter into the key pocket or hold it near the transmitter detection zone. </font></li> <li><font size="3">Step 3: Follow prompts in the vehicle’s Driver Information Center or use the ignition button as instructed. </font></li> <li><font size="3">Step 4: When the process is complete, test the new transmitter to confirm programming was successful. </font></li> </ul> <p><font size="3"><b>Note:</b> There is a limit to the number of remotes that can be programmed to the vehicle. Be sure to test each one after programming.</font></p>