<h1>1999 GMC Safari – Keyless Remote Setup Instructions</h1> <p><font size="3"><b>System Type:</b> OBDII Programming </font></p> <p><font size="3"><b>Manual Programming:</b> Supported</font></p> <p><font size="3"><b> Instructions:</b> This model year allows you to manually add remotes using the onboard diagnostic port. </font></p> <ul> <li><font size="3">Step 1:Find the OBDII Port: Located under the driver’s dash. Terminals are not numbered, but positions 4 and 8 must be located correctly. </font></li> <li><font size="3">Step 2:Bridge the Terminals: Use a short jumper wire to connect terminals 4 and 8. This action will trigger the locks to cycle, signaling that programming mode is active. </font></li> <li><font size="3">Step 3:Program the Remote: Hold both the LOCK and UNLOCK buttons on the remote for about 15 seconds. When the locks cycle again, the remote has been accepted. </font></li> <li><font size="3">Step 4:Additional Fobs: Repeat this process for any other remotes within one minute. </font></li> <li><font size="3">Step 5: End Session: Disconnect the jumper wire and test all remotes for full functionality.</font></li> </ul>
