2002 GMC Sonoma

<h1>2002 GMC Sonoma – Keyless Entry Remote Fob Programming Guide</h1> To successfully program new or replacement remote fobs for your 2002 GMC Sonoma, please follow the steps below exactly. Be sure to have all remotes ready, as the system will overwrite any remotes not reprogrammed during this process. Preparation Checklist All vehicle doors must be completely closed. Ensure the ignition key is available. Set aside all remote transmitters you want to program. Programming Procedure <ul> <li> Step 1: Confirm that all doors are closed to prevent interruptions. </li> <li>Step 2: Insert the ignition key, but do not turn it yet. </li> <li>Step 3: Locate the power UNLOCK button on the driver’s door panel and press it down. Continue to hold this button until instructed to release in Step 9. </li> <li>Steps 4 to 7: While holding the unlock button, cycle the ignition as follows in a quick, steady rhythm: Turn the key to the ON position (do not start the engine), Turn it back to OFF, Turn it again to ON, Then back to OFF once more. </li> <li>Step 8: Let go of the UNLOCK button. If the procedure was performed correctly, the vehicle will respond by locking and unlocking the doors automatically. This indicates you've entered programming mode. If the locks do not cycle, restart the entire process from Step 1.</li> <li> Step 9: Take the first remote and press and hold both the LOCK and UNLOCK buttons simultaneously. Hold them for up to 30 seconds until the doors cycle again. This confirms successful programming of that remote.</li> <li> Step 10: For each additional remote, repeat Step 9 within the same programming session. Each remote must be programmed individually while the vehicle is still in programming mode. </li> <li>Step 11: Once all remotes are programmed, turn the ignition to the ON position to exit programming mode. </li> <li>Step 12: Remove the key from the ignition. </li> <li>Step 13: Test all remotes to ensure they properly lock and unlock the vehicle.</li> </ul>

2002 GMC Sonoma

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