Trouble retrieving satellite signal ¶ 

The Garmin Nuvi 255W is having trouble finding a proper signal.

If you are having trouble obtaining a satellite signal, make sure your Nüvi is out of parking garages and away from tall buildings and tress. Then remain stationary for several minutes.

Broken Power button ¶ 

The power button is not functioning properly.

If your power button is stuck or cracked, follow the directions in the link shown below to learn how to properly install a new power button into your device.

Garmin Nuvi 255W power button installation

Unable to charge device ¶ 

The device is unable to recharge.

Battery does not recharge ¶ 

If your battery does not recharge, most likely the battery has died and you need to replace it. Follow the directions in the link shown below to learn how to properly install a new battery into your device.

Garmin Nuvi 255W battery installation

Unable to charge the device in a vehicle ¶ 

First, make sure your car is turned on while you are trying to charge your nüvi. The device will not charge if the vehicle is not supplying power. Also, make sure your device is out of direct sunlight as it will only charge between 32 and 113 degrees F. If your device still won't charge check the fuse in the power cable.

Malfunctioning speaker ¶ 

The speaker of the Garmin Nuvi 255W does not produce desired sounds.

If your speaker does not produce any sound or produces unnatural sounds, follow the directions in the link shown below to learn how to properly install a new speaker into your device.

Garmin Nuvi 255W speaker installation

Clearing used data for the device ¶ 

This will clear all data from the device.

To clear all the data on your nüvi hold your finger on the lower-right corner fo the nüvi screen while it is turning on. Keep your finger pressed until the message appears. touch "Yes" to clear all user data.

Unresponsive touch screen of the device ¶ 

The touch screen of the Garmin Nuvi 255W is unresponsive.

Clean the touch screen ¶ 

If the touch screen is unresponsive make sure that is clean. Use a soft, clean, lint-free cloth. Use water, isopropyl alcohol, or eyeglass cleaner, if needed. Apply the liquid to the cloth, and then gently wipe the touch screen.

Replace the touch screen ¶ 

If touch screen is not functioning properly or is defective, follow the directions in the link shown below to learn how to properly install the touch screen into your device.

Garmin Nuvi 255W touch screen installation

Computer cannot detect the device ¶ 

The Garmin Nuvi 255W cannot connect to the computer.

Using the USB cable ¶ 

To get your computer to detect your nüvi, first, unplug the USB cable from your computer. Then, turn off the nüvi. Lastly, plug the USB cable into the USB port on your computer and into the nüvi. The nüvi should automatically turn on and go into USB mass storage mode. Ensure your nüvi is connected to a USB port and not a USB hub.

4 Comments

How do I replace lost Garmin USB cable?

Nick Bradley - Reply

tried everything said here above but nothing works;

computer still cannot detect my device

any other solution?

wimderuytter - Reply

My 255W says:"No detailed maps found that support routing."

Tom Parr - Reply

I am running MacOS 10.11.6 on my iMac. When trying to update my maps on my nevi 255W, the device is not recognized by the computer. I am using a brand new cable (working because my nevi is charging) plugged directly into a USB port on the computer, Does anyone have any suggestions?

Mark Walter - Reply

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