Key Takeaways

6 things to know before installing a GPS tracker in your vehicle

• 01

  Hardwired trackers tap into vehicle power directly, so there's no battery to swap out, ever.
• 02

  Picking your power source comes first. Everything else about the install builds off that decision.
• 03

  Tucking the device out of sight, under a dash or behind a panel, cuts down on tampering.
• 04

  OBD plug-in trackers take seconds to install, but that same ease makes them just as easy to yank out.
• 05

  Some hardwired units add a kill switch, letting you cut the engine remotely if the car gets stolen.
• 06

  No wiring, no tools. A magnetic tracker like SpaceHawk sticks under a vehicle in seconds flat.

Want to start tracking without any wiring or tools? SpaceHawk's magnetic GPS attaches under your vehicle in seconds and tracks in real time right away.

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GPS Tracking Installation Guide: How To Hardwire A GPS Tracker To A Car

Fleet managers and everyday drivers alike reach for GPS tracking for the same basic reason: knowing where a vehicle is, at all times, without guesswork. Hardwired trackers beat battery-powered portables on one front especially. They never run dry. Below, our team at Tracking System Direct walks through all 7 steps of installing one, start to finish.

Materials You'll Need:

• GPS tracking device
• Wiring diagram
• Red and white wires
• Power source
• Extension cable
• Basic tools

Step 1: Choose The Right GPS Car Tracker

Picking the right tracker shapes everything that follows. A few types dominate the market: satellite trackers, personal GPS devices, and OBD2 plug-ins. For a permanent setup you can count on, hardwired trackers usually win out. They're built for integration into vehicle systems, and they run continuously without a battery to think about. Here's a quick breakdown of the field before we dig into installation:

• Satellite trackers. Built for remote areas with no cell coverage. They lean on satellite signals to send location data, though operating costs run higher. Zoleo and Spot are two well-known names.
• Personal GPS devices. Portable, simple to use, and popular for protecting vehicles, equipment, and other assets. SpaceHawk, Tracki, and SpyTec GL300 are common examples.
• OBD2 plug-in trackers. Quick to install since they just plug into the diagnostics port. That same simplicity makes them just as quick to spot and remove. Connect, Sync, and Vyncs are typical brands in this space.

Why Hardwired Trackers Usually Win

Hardwired trackers tap straight into your vehicle's electrical system, so operation never interrupts. Beyond location tracking, that constant connection unlocks extras like remotely disabling the starter or unlocking doors. Since the unit sits hidden inside the vehicle, tampering becomes a lot harder too, which adds a real layer of security.

What To Compare When Shopping

• Features. Real-time tracking, geofence alerts, and trip history logs cover the basics. Driver behavior monitoring, fuel tracking, and engine diagnostics push things further for fleet use.
• Reviews. Customer ratings on retail sites, forums, and tech blogs tell you how a device holds up in the real world, not just on a spec sheet.
• Industry sources. Automotive tech sites often run side-by-side comparisons worth reading before you commit to a brand.

Step 2: Pick Your Power Source

Your power source choice matters more than most people expect. Aim for something constant, unaffected by whether the ignition is on or off. Tapping directly into the battery is usually your safest bet, though the power supply near the steering column works well too. Before touching anything, disconnect the negative battery cable. That single step protects both you and the vehicle's electrical system. A few things worth checking along the way:

• Voltage match. Confirm the tracker's voltage requirements line up with your car's battery or power supply.
• Secure connections. Loose wires cause problems down the line, so lock everything down once you've found your source.
• Keep wires clear. Route cables away from anything that could cause interference or damage.
• Test first. Confirm the tracker's working before you call the install finished.

Step 3: Find The Red And White Wires

Correctly reading your vehicle's wiring is the whole game at this stage. In most cars, wire color tells you exactly what you're dealing with:

1. Red wire, constant power. Wired straight to the battery, delivering steady power whether the car's running or not. Devices like GPS trackers depend on this.
2. White wire, ignition source. Only carries power once the ignition's on. Useful for anything that should shut off with the car.
3. Black wire, ground. Completes the circuit as the negative terminal, routing current back to the battery.

Connect your tracker's power wire to the red wire for constant power, and its ground wire to the black wire. If a feature needs the ignition source specifically, that's what the white wire is for. Keep these in mind as you go:

• Double-check wire function. Color coding shifts between makes and models, so don't assume.
• Use a multimeter. It'll confirm what each wire actually does before you commit to a connection.
• Disconnect the battery first. Skipping this risks a short circuit or a shock.

Step 4: Connect The Wires

Getting the wire connections right at this stage matters more than any other step. Here's what each connection does:

• Red wire. Connect your tracker's red wire to the car's constant power source. This keeps the unit running around the clock.
• White wire. Connect this to the ignition source wire so the tracker powers up whenever the car does.
• Black wire. Connect to the car's ground wire, completing the circuit and giving current a path back.

Crimp connectors are the easier route for most people:

• Strip both wire ends to expose bare metal.
• Slide the stripped ends into the connector so they meet in the middle.
• Squeeze the connector shut with a crimping tool to lock everything in place.

Here's a quick tutorial on crimp connectors: https://www.youtube.com/watch?v=_zl28E2urEU

Soldering gives you a more permanent bond, if you'd rather go that route:

• Strip the wire ends.
• Twist the exposed ends together.
• Heat the joint with a soldering iron and apply solder until it flows over the connection.
• Let it cool, then wrap it in electrical tape or heat-shrink tubing.

Once everything's connected, test the tracker to confirm it's pulling power and functioning the way it should. Working around a vehicle's electrical system carries real risk. If you're not confident handling it, a professional installer is worth the cost.

Step 5: Run An Extension Cable If Needed

If your tracker's mounting spot sits far from the power source, an extension cable closes that gap. Route it carefully. Steer clear of moving parts like the steering mechanism or seat adjusters, and keep it well away from hot surfaces near the engine or exhaust. Zip tie the cable down so nothing dangles loose or gets caught on something. A cable routed cleanly keeps your whole setup working the way it should, without surprise interference down the road.

Step 6: Mount The Tracker

With the wiring done, finding a discreet mounting spot comes next. Somewhere hidden helps prevent tampering, and under the dashboard or behind the glove compartment usually does the trick. Both spots stay shielded from the elements too.

Pick a position that doesn't block the tracker's signal, and steer clear of metal barriers wherever possible since they interfere with transmission. Once you've settled on a spot, two mounting methods work well:

• Double-sided tape. Fast and simple. Just make sure the surface is clean first for a solid bond.
• Zip ties. A sturdier option, especially if your tracker has mounting holes. Loop ties through the holes and around a stable interior part, like a wiring harness or support bracket.

The goal throughout is a tracker that's both hidden and locked in place. Get that right, and you end up with reliable tracking and a much lower risk of tampering or damage.

Step 7: Add A Dash Cam (Optional)

A dash cam pairs well with a GPS tracker if you want an extra layer of security. It gives you a visual record of what's happening around the vehicle and adds another deterrent against theft. Wire it to the same power source as your tracker, then mount it on the dashboard or windshield.

Finding A GPS Tracker Installer Near You

Tracking down a reputable local installer takes a bit of legwork, but it's worth doing right. Compliance with local laws and a clean install both hinge on picking someone reliable. Online reviews and testimonials are a solid starting point, and recommendations from friends, colleagues, or business contacts who've already been through the process carry weight too.

GPS equipment suppliers and manufacturers are another good route. Many offer their own installation services or can point you toward trusted installers nearby. They typically carry a full range of systems too, hardwired trackers, asset trackers, driver ID systems, whatever fits your fleet, car, or asset tracking needs.

Prefer to handle it yourself? Follow the manufacturer's guide closely. Most devices ship with clear instructions and wiring diagrams, but basic technical know-how goes a long way toward protecting your vehicle's electrical system. Portable battery-powered trackers are the easier DIY option, even if they trade away the constant power a hardwired setup gives you.

Bottom line: research before you commit. Check reviews, ask around, and talk to suppliers directly. Go the DIY route only if you're comfortable with the technical side. Done right, GPS tracking pays off fast through mileage tracking, fuel monitoring, and reliable location data.

GPS Tracking Installation FAQs