To those who are using Sierra Wireless Aircard 881U with GPS enable, it is a waste of advantage for Sierra 881U users if they don’t fully utilize this functionality. So how to use your GPS module in 881U ?

1. Firstly you need to have Sierra 3G Watcher GPS Edition can download on the link below :

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*Please take note that you have unlocked GPS version of Sierra 881U. Otherwise please unlocked it first by read this tutorial.

2. Second,you need to have Garmin Mobile PC installed on your laptop.

*If you have insufficient fund to buy Garmin Mobile PC please contact me .How i can help you ? Guess How ? 

Step to Use the GPS navigation with Seirra 881U

1. Plug your USB 881U modem to your laptop.

2. Start your 3G Watcher

3. Go to Tools->MP Physical Interface-> Select USB-> OK (one time setup)

4. Go to Tools-> Display GPS

5. On the GPS Monitor window, click the Play button to start tracking and locking to your location. Make sure you have clear sky above you.

6. Wait for the signal bar to turn from red, to yellow, then green, meaning it successfully locked the satellites. If failed, try again until you have the location fixed.

7. You will have your screen like this.

8. Then, you are ready to use your Garmin Mobile PC. Just start the program and it will automatically detect your GPS connection and you are set ready to GO!

9. Enjoy your GPS navigation. Drive safely.