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            Featured Content
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            Harness Identification and Application
            Browse harness types and review harnesses for specific use cases.
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            Harness Assessment Cheat Sheet
            Learn more about using harnesses to connect a GO device to your vehicle.
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            HRN-GR09K1: Universal Rugged Harness Kit Insert
            Use this visual aid to help you install the HRN-GR09K1 harness in your vehicle.
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            HRN-GS09K2: Harness Kit Insert
            Use this visual aid to help you install the HRN-GS09K2 harness in your vehicle.
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            HRN-GS16K2: Universal Harness Kit Insert
            Use this visual aid to help you install the HRN-GS16K2 universal harness kit in your vehicle.
            Explore all documents
            Document icon
            Harness Assessment Cheat Sheet
            Learn more about using harnesses to connect a GO device to your vehicle, including which types of vehicles require harnesses, which vehicle makes are compatible with harnesses, and which diagnostic ports are used during installation.
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            Vehicle-Specific Installation Notes
            Browse additional notes on installations and vehicles, including installation notes on specific harnesses, hardware selection for different physical environments, notes on specific vehicles, telematics and third party devices, and vehicle specific bulletins.
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            HRN-CW03K3 Harness
            Learn more about installing and securing a GO device in vehicles without diagnostic ports using the HRN-CW03K3 harness. This harness may also be used to install a GO device to track a vehicle without connecting to the vehicle bus.
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            Universal Rugged Harness Kit: HRN-GR09K1
            Learn more about the HRN-GRN09K1, a ruggedized Deutsch T-hanress kit with four mounting brackets used to connect GO RUGGED devices to most heavy-duty vehicles internationally. This harness is built to IP67 standards for protection against dust and water.
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            Harness Identification and Application
            Browse all harness types currently offered by Geotab and review harnesses for specific use cases. Each harness entry contains product details, harness length, and intended use case(s), as well as the name of the harness it replaces (if any).
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            Geotab Advanced Installations
            Learn how to complete advanced installations of the GO device, including installations in special-use vehicles. Use this guide to browse GO device technical specifications, a quick guide to LED status indicators, information about GO device telemetry using IOX, and understand the range of potential vehicles.
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            Universal Harness Kit: HRN-GS16K2
            Learn more about the HRN-GS16K2, an OBDII T-harness kit with twelve mounting brackets, which is used to connect a GO device to most light- and medium-duty vehicles internationally. The HRN-GS16K2 kit contains a variety of mounting adapters for ease of installation in vehicles with different needs.
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            Universal Heavy Duty Harness Kit: HRN-GS09K2
            Connect a GO device to your heavy-duty vehicle using a HRN-GS09K2 harness. The Deutsh T-Harness is used to connect a GO device to most heavy-duty vehicles internationally and contains four mounting adapters engraved with numbers for easy reference.
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            HRN-GS09K2: Harness Kit Insert
            Learn how to install the HRN-GS09K2, a Deutsch T-harness kit with four mounting brackets in your heavy-duty vehicle. The Deutsh T-Harness is used to connect a GO device to most heavy-duty vehicles internationally and contains four mounting adapters engraved with numbers for easy reference.
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            HRN-GS16K2: Universal Harness Kit Insert
            Learn how to install the HRN-GS16K2 universal harness kit in your vehicle using the appropriate diagram of the harness for your vehicle model.
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            HRN-CM24Y1 and HRN-CH06A2 for 2016-2018 Hino Vehicles
            Learn how to install and secure a GO device in Hino vehicles produced between 2016 and 2018 using the HRN-CM24Y1 and HRN-CH06A2 harnesses. This installation mounts the GO device to the factory dash bracket above the fuse box in the vehicle.
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            HRN-RZ04T4: Kubota TUG Harness
            Learn how install and secure a GO device in vehicles using the HRN RZ04T4 (Kubota TUG Harness).
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            HRN-CK10K2 and HRN-CM24Y1 for 2006–2018 Mack vehicles
            Learn how to install and secure a GO device in Mack vehicle models with fuse box using terminal bus bars produced between 2006 and 2018 using the HRN-CK10A2 and HRN-CM24Y1 harnesses. This document does not apply to Mack cabover models.
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            HRN-GR09K1: Universal Rugged Harness Kit Insert
            Learn how to install the HRN-GR09K1 universal rugged harness kit in your vehicle using the appropriate diagram of the harness for your vehicle model.
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            HRN-RW04S4: Differential Harness
            Learn how to install and secure a GO device in vehicles that have a reference voltage other than an ignition signal relative to battery ground using the HRN-RW04S4 (Differential Harness).
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            HRN-RW03S5: Pulse Harness
            Learn how to install and secure a GO device in vehicles where you are unable to get actual engine RPM using the HRN-RW03S5 (Pulse Harness).
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            HRN-RW07T1 Harness
            Learn how to install and secure a GO RUGGED device in vehicles using the HRN-RW07T1 harness.
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            GO9 for 2010-2021 Mitsubishi Fuso
            Learn how to install a GO9 in Mitsubishi Fusos produced between 2010 and 2021 using the HRN-GS16K2 and HRN-BU16Y5 harnesses.
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            HRN-RC12T2 for 2010+ Komatsu Tier 4
            Learn how to install and secure a GO RUGGED device in Komatsu vehicles produced in 2010 and equipped with Tier 4 engines using the HRN-RC12T2 harness.
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            HRN-RZ04S4: Ford EDI TUG Harness
            Learn how to install and secure a GO device in vehicles using the HRN RZ04S4 (Ford EDI TUG Harness).
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            HRN-CM24Y1 and HRN-CH10A2 for 2019 Hino Vehicles
            Learn how to install and secure a GO device in Hino vehicles produced in 2019 using HRN-CE10K2 and HRN-CM24Y1 harnesses.
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            HRN-CM24Y1 and HRN-CI04A2 Harnesses for 2017+ Isuzu Vehicles
            Learn how to install and secure a GO device in Isuzu diesel vehicles produced in 2017 or later that provide engine data from the FMS port using the HRN-CM24Y1 and HRN-CI04A2 harnesses.
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            HRN-CE10K2 and HRN-CM24Y1 for 2019+ Mack Vehicles
            Learn how to install and secure a GO device in Mack trucks produced in 2019 or later using HRN-CE10K2 and HRN-CM24Y1 harnesses.