<h1>2002 GMC Envoy – Remote Keyless Entry Programming</h1> <p><font size="3"><b>System Type:</b> Onboard programming supported </font></p> <p><font size="3"><b>Programming Steps:</b> </font></p> <ul> <li><font size="3">Step 1: Make sure all doors are completely closed. </font></li> <li><font size="3">Step 2: Insert the key into the ignition but do not turn it. </font></li> <li><font size="3">Step 3: Press and hold the UNLOCK button on the driver’s door panel. </font></li> <li><font size="3">Step 4: While holding the UNLOCK button, perform the following: Turn the ignition to ON, then to OFF. Turn it to ON again, then back to OFF. </font></li> <li><font size="3">Step 5: Release the UNLOCK button. The door locks should cycle (lock and unlock) to confirm programming mode. </font></li> <li><font size="3">Step 6: Press and hold the LOCK and UNLOCK buttons on the first remote until the door locks cycle again (may take up to 30 seconds). </font></li> <li><font size="3">Step 7: Repeat Step 6 for any additional remotes. </font></li> <li><font size="3">Step 8: Turn the ignition to ON to exit programming mode. Step 9: Test all remotes to verify functionality.</font></li> </ul>
