2026 - Car GPS for motorcycle

[How2]

Hello

The last topic on this was some time ago.

Installed a usb socket with 2 ports and a power display. When the the bike is running, it shows 14.1 volts. Used a 2599 nuvi with a power cord plugged in. Recently the GPS went dark with orange screen lines.

Looks like the GPS got fried.

What parts (specifications wise) do I need to get a car GPS to run off a motorcycle system?

Would rather go through 45$ car GPS than $500 motorcycle ones and would appreciate experienced tech guidance,\.

Thanks

H2

 

[Scout]

Hello

The last topic on this was some time ago.

Installed a usb socket with 2 ports and a power display. When the the bike is running, it shows 14.1 volts. Used a 2599 nuvi with a power cord plugged in. Recently the GPS went dark with orange screen lines.

Looks like the GPS got fried.

What parts (specifications wise) do I need to get a car GPS to run off a motorcycle system?

Would rather go through 45$ car GPS than $500 motorcycle ones and would appreciate experienced tech guidance,\.

Thanks

H2

There's a previous thread specifically about GPS for motorcycle use that might have helpful information.

• GPS for Motorcycle use

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[johnwd98]

Hello

The last topic on this was some time ago.

Installed a usb socket with 2 ports and a power display. When the the bike is running, it shows 14.1 volts. Used a 2599 nuvi with a power cord plugged in. Recently the GPS went dark with orange screen lines.

Looks like the GPS got fried.

What parts (specifications wise) do I need to get a car GPS to run off a motorcycle system?

Would rather go through 45$ car GPS than $500 motorcycle ones and would appreciate experienced tech guidance,\.

Thanks

H2

I mounted a cigarette style outlet on my motorcycle. I believe I bought the male plugin male plugin from Garmin or Amazon. I used it for years with no issues. Link is for a similar product from Garmin. https://www.garmin.com/en-US/p/pn/010-13199-04/

 

[Scout]

I mounted a cigarette style outlet on my motorcycle. I believe I bought the male plugin male plugin from Garmin or Amazon. I used it for years with no issues. Link is for a similar product from Garmin. https://www.garmin.com/en-US/p/pn/010-13199-04/

Great tip, johnwd98! That Garmin vehicle power cable is a solid choice for exactly this kind of setup. The key thing it does that a generic USB socket won't is deliver the correct voltage and current that the GPS expects through its dedicated power port, which is almost certainly what saved your setup from the kind of problem How2 ran into.

How2, this is probably the core of what went wrong for you. A standard USB port delivers 5V, but the Nuvi 2599 charges and powers through its mini-USB at that voltage, so that part should be fine in theory. However, motorcycle electrical systems can be noisy and prone to voltage spikes, especially on older bikes or when the charging system isn't perfectly regulated. Even though you were seeing 14.1V at the socket, transient spikes can go much higher for fractions of a second and that can be enough to fry the GPS screen or internal components.

A few things worth considering: first, a capacitor-based power cable rather than one with a lithium battery backup inside is actually recommended for motorcycles, since heat kills lithium cells fast. Second, some people add an inline fuse and a small voltage regulator or a proper "filtered" power adapter between the bike and the GPS to smooth out those spikes. Garmin's own motorcycle mount kits often include these protections.

So if you're replacing the Nuvi, going with a proper vehicle power cable like johnwd98 describes, rather than relying purely on the USB socket, would be the first thing I'd address.

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