1. Introduction
The Garmin dezl 580 LMT-S is a dedicated truck GPS navigator designed to simplify long-haul driving. This device offers specialized features tailored for professional truck drivers, ensuring efficient and safe navigation. It comes with a 5-inch display, preloaded maps of North America, and free lifetime map updates.

Figure 1: Garmin dezl 580 LMT-S displaying navigation information, including a split-screen view of the map and a detailed junction view. The screen shows a speed limit of 45, current speed of 42 mph, and an estimated arrival time of 5:25 PM. A banner indicates compatibility with Garmin eLog compliant ELD.
2. Setup
2.1 Unpacking the Device
Carefully remove all components from the packaging. The box should contain the dezl 580 LMT-S device, a vehicle power cable, a vehicle suction cup mount, a USB cable, and a quick start manual.
2.2 Mounting the Device
- Clean the windshield or dashboard surface where you intend to mount the device.
- Attach the suction cup mount to the desired location. Ensure it is securely fastened.
- Connect the dezl 580 LMT-S to the mount.
2.3 Powering On and Initial Configuration
- Connect the vehicle power cable to the device and then to your vehicle's 12V power outlet.
- The device will power on automatically. Follow the on-screen prompts to select your language, region, and accept the user agreements.
- Configure your truck profile by entering details such as height, weight, length, and hazardous materials. This information is crucial for customized truck routing.
3. Operating the Device
3.1 Basic Navigation
To begin navigation, touch the 'Where To?' icon on the main menu. You can search for addresses, points of interest, or select from your saved locations. The device will calculate a route based on your truck profile.
3.2 Customized Truck Routing
The dezl 580 LMT-S provides routes specifically designed for the size and weight of your truck. It offers alerts for upcoming bridge heights, weight limits, sharp curves, and steep grades, helping you avoid unsuitable roads.
3.3 Easy Break Planning
This feature provides timely notifications for breaks and suggests nearby hotels, restaurants, and parking areas. It helps manage your driving hours and ensures you find suitable rest stops along your route.
3.4 Truck & Trailer Services Directory
Access a comprehensive directory of truck and trailer services. You can filter truck stops by brand or specific amenities such as "Flying J" or "Showers" to find exactly what you need.
3.5 Voice Control and Hands-Free Calling
Control the dezl 580 LMT-S with your voice to keep your hands on the wheel. Pair your smartphone via Bluetooth for hands-free calling and smart notifications directly on the navigator's display.
3.6 Live Traffic and Weather
Pair your dezl with a smartphone running the free Garmin Smartphone Link app to receive live traffic updates and weather forecasts. This helps you stay informed about road conditions and potential delays.
3.7 Garmin eLog Compliant ELD Compatibility
The device is compatible with Garmin eLog compliant ELD, which automatically records Hours of Service, assisting with compliance regulations.
4. Maintenance
4.1 Map and Software Updates
The dezl 580 LMT-S features built-in Wi-Fi for easy map and software updates. Connect the device to a Wi-Fi network to download and install the latest updates, ensuring you have the most current navigation data and features.
4.2 Cleaning the Device
Use a soft, lint-free cloth to clean the screen and exterior of the device. Avoid using abrasive cleaners or solvents that could damage the device.
5. Troubleshooting
- Device Not Powering On: Ensure the vehicle power cable is securely connected to both the device and the 12V power outlet. Check the vehicle's fuse for the power outlet.
- GPS Signal Loss: Ensure the device has a clear view of the sky. Move away from tall buildings or dense tree cover.
- Inaccurate Routing: Verify that your truck profile settings (height, weight, etc.) are correct and up-to-date. Ensure the device software and maps are updated via Wi-Fi.
- Touchscreen Unresponsive: Try restarting the device. If the issue persists, perform a factory reset (refer to the quick start manual for instructions).
6. Specifications
| Product Dimensions | 5.9 x 1 x 3.7 inches |
| Item Weight | 8 ounces |
| Manufacturer | Garmin |
| ASIN | B074GND24K |
| Item Model Number | 010-01858-02 |
| Batteries | 1 Lithium Ion batteries required (included) |
| Vehicle Service Type | Truck |
| Screen Size | 5 Inches |
| Special Feature | Bluetooth |
| Connectivity Technology | Wi-Fi |
| Map Type | City Tour, Street |
| Included Components | USB cable, dezl 580 LMT-S, quick start manual, vehicle power cable, vehicle suction cup mount |
| Battery Life | 2 Hours |
| Mounting Type | Dashboard Mount, found in image |
| Resolution | 480 x 272 |
7. Product Videos
Garmin dezl 580 LMT-S Truck GPS Navigator Overview
This video provides an overview of the Garmin dezl 580 LMT-S Truck GPS Navigator, highlighting its key features and benefits for truck drivers.
8. Warranty and Support
For warranty information, technical support, and additional resources, please visit the official Garmin website or refer to the complete owner's manual available online. Product registration is recommended to receive updates and support.





