{"product_id":"cat-comm-3-adapter-oem-diagnostic-interface-for-cat-software-heavy-equipment-truck-compatible","title":"CAT Comm 3 Adapter – OEM Diagnostic Interface for CAT Software | Heavy Equipment \u0026 Truck Compatible","description":"\u003cp\u003e\u003cstrong data-start=\"463\" data-end=\"535\"\u003eUnlock full CAT diagnostics with the trusted OEM CAT Comm 3 Adapter.\u003c\/strong\u003e\u003cbr data-start=\"535\" data-end=\"538\"\u003e\u003cspan\u003eThis genuine communication adapter is the same interface used by Caterpillar dealers worldwide. It connects your diesel diagnostic laptop to CAT engines, transmissions, and machines — delivering full diagnostic control through \u003c\/span\u003e\u003cstrong data-start=\"765\" data-end=\"784\"\u003eCAT software\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"792\" data-end=\"815\" class=\"\"\u003e\u003cstrong data-start=\"798\" data-end=\"815\"\u003eKey Features:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"816\" data-end=\"1193\"\u003e\n\u003cli data-start=\"816\" data-end=\"867\" class=\"\"\u003e\n\u003cp data-start=\"818\" data-end=\"867\" class=\"\"\u003e\u003cstrong data-start=\"821\" data-end=\"865\"\u003eCompatible with CAT ET 2023A and earlier\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"868\" data-end=\"917\" class=\"\"\u003e\n\u003cp data-start=\"870\" data-end=\"917\" class=\"\"\u003e Connects to your diagnostic laptop via USB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"918\" data-end=\"1015\" class=\"\"\u003e\n\u003cp data-start=\"920\" data-end=\"1015\" class=\"\"\u003e Enables complete access to \u003cstrong data-start=\"950\" data-end=\"1013\"\u003eengine, hydraulic, transmission, and aftertreatment systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1016\" data-end=\"1116\" class=\"\"\u003e\n\u003cp data-start=\"1018\" data-end=\"1116\" class=\"\"\u003e Supports diagnostics, programming, calibrations, injector coding, parameter changes, and more\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1117\" data-end=\"1193\" class=\"\"\u003e\n\u003cp data-start=\"1119\" data-end=\"1193\" class=\"\"\u003e Works on on-highway trucks, off-road equipment, and industrial machines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1200\" data-end=\"1231\" class=\"\"\u003e\u003cstrong data-start=\"1207\" data-end=\"1231\"\u003eCommon Applications:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1232\" data-end=\"1421\"\u003e\n\u003cli data-start=\"1232\" data-end=\"1288\" class=\"\"\u003e\n\u003cp data-start=\"1234\" data-end=\"1288\" class=\"\"\u003eConstruction equipment (Excavators, Dozers, Loaders)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1289\" data-end=\"1322\" class=\"\"\u003e\n\u003cp data-start=\"1291\" data-end=\"1322\" class=\"\"\u003eOn-highway CAT-powered trucks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1323\" data-end=\"1367\" class=\"\"\u003e\n\u003cp data-start=\"1325\" data-end=\"1367\" class=\"\"\u003eIndustrial generators and marine systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1368\" data-end=\"1421\" class=\"\"\u003e\n\u003cp data-start=\"1370\" data-end=\"1421\" class=\"\"\u003eDealer-level support for fleets and CAT technicians\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1428\" data-end=\"1455\" class=\"\"\u003e\u003cstrong data-start=\"1435\" data-end=\"1455\"\u003eWhat’s Included:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1456\" data-end=\"1578\"\u003e\n\u003cli data-start=\"1456\" data-end=\"1495\" class=\"\"\u003e\n\u003cp data-start=\"1458\" data-end=\"1495\" class=\"\"\u003e1x CAT Comm 3 Communication Adapter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1496\" data-end=\"1512\" class=\"\"\u003e\n\u003cp data-start=\"1498\" data-end=\"1512\" class=\"\"\u003e1x USB Cable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1513\" data-end=\"1551\" class=\"\"\u003e\n\u003cp data-start=\"1515\" data-end=\"1551\" class=\"\"\u003e1x 9-pin \u0026amp; 14-pin diagnostic cable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1552\" data-end=\"1578\" class=\"\"\u003e\n\u003cp data-start=\"1554\" data-end=\"1578\" class=\"\"\u003e1-Year Hardware Warranty\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1585\" data-end=\"1612\" class=\"\"\u003e\u003cstrong data-start=\"1592\" data-end=\"1612\"\u003eImportant Notes:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1613\" data-end=\"1740\"\u003e\n\u003cli data-start=\"1613\" data-end=\"1659\" class=\"\"\u003e\n\u003cp data-start=\"1615\" data-end=\"1659\" class=\"\"\u003eLaptop and CAT ET software sold separately\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1660\" data-end=\"1740\" class=\"\"\u003e\n\u003cp data-start=\"1662\" data-end=\"1740\" class=\"\"\u003eFor best performance, pair with a \u003cstrong data-start=\"1696\" data-end=\"1740\"\u003eDieselRepairTools™ preloaded diagnostic laptop\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DieselRepairTools","offers":[{"title":"Default Title","offer_id":58148106961056,"sku":null,"price":398.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1051\/5483\/8688\/files\/Screenshot2026-07-06at4.26.07PM.png?v=1783380379","url":"https:\/\/dieselrepairtools.com\/products\/cat-comm-3-adapter-oem-diagnostic-interface-for-cat-software-heavy-equipment-truck-compatible","provider":"DieselRepairTools","version":"1.0","type":"link"}