<h1>2004 GMC Jimmy – Remote Keyless Entry Programming</h1> <ul> <li><font size="3">Step 1: Make sure all vehicle doors are completely closed. </font></li> <li><font size="3">Step 2: Insert the ignition key, but leave it in the OFF position. </font></li> <li><font size="3">Step 3: On the driver’s door, press and hold the UNLOCK button. Keep it pressed throughout the ignition cycling steps. </font></li> <li><font size="3">Step 4: Quickly turn the ignition to ON, then to OFF, and repeat once (ON → OFF → ON → OFF). </font></li> <li><font size="3">Step 5: Release the UNLOCK button. The door locks should automatically cycle, indicating that the vehicle is in programming mode. </font></li> <li><font size="3">Step 6: Press and hold the LOCK and UNLOCK buttons on the remote at the same time. Hold for up to 30 seconds or until the door locks cycle again. </font></li> <li><font size="3">Step 7: Repeat Step 6 for each additional remote you wish to program. </font></li> <li><font size="3">Step 8: Turn the ignition key to ON to exit programming mode. </font></li> <li><font size="3">Step 9: Test all remotes to confirm successful programming.</font></li> </ul>