{"id":7525,"date":"2026-07-12T16:24:16","date_gmt":"2026-07-12T16:24:16","guid":{"rendered":"https:\/\/gm-techlinkspanish.com\/?p=7525"},"modified":"2026-08-12T16:26:24","modified_gmt":"2026-08-12T16:26:24","slug":"alta-resistencia-en-conexiones-a-tierra-g103a-g103b","status":"publish","type":"post","link":"https:\/\/gm-techlinkspanish.com\/?p=7525","title":{"rendered":"Alta resistencia en conexiones a tierra G103A, G103B"},"content":{"rendered":"<p>Algunas camionetas Silverado 2500HD\/3500HD y Sierra 2500HD\/3500HD 2024-2026 pueden presentar varios problemas de comunicaci\u00f3n y errores en el bus CAN, as\u00ed como m\u00faltiples luces de falla (MIL) de advertencia iluminadas y mensajes en el Centro de informaci\u00f3n del conductor mientras el veh\u00edculo est\u00e1 en operaci\u00f3n\/circulando\/en marcha en vac\u00edo. El veh\u00edculo tambi\u00e9n podr\u00eda perder la comunicaci\u00f3n con el M\u00f3dulo de control electr\u00f3nico de frenos. Pueden aparecer varios c\u00f3digos DTC, incluyendo el DTC B1980 (No se recibi\u00f3 identificador de entorno del M\u00f3dulo de control de sistema de frenos 1) y los c\u00f3digos DTC de comunicaci\u00f3n U1610, U0121, U2418, U2419, U160F, U0101, U0131, U1611 y U0401.<\/p>\n<p>Estas condiciones pueden se causadas por una alta resistencia a tierra en las conexiones a tierra G103A y G103B del arn\u00e9s de cableado de la carrocer\u00eda. Estas conexiones a tierra se encuentran debajo del cofre, en el lado interior de la estructura de la carrocer\u00eda izquierda de las camionetas HD, junto al bloque de empalme del arn\u00e9s de cableado del motor\u2009X50A. (Fig. 16)<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7527\" src=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F16-Ground-1.png\" alt=\"\" width=\"740\" height=\"480\" srcset=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F16-Ground-1.png 740w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F16-Ground-1-300x195.png 300w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F16-Ground-1-200x130.png 200w\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Fig. 16<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>Limpie la superficie de empate en la estructura de la carrocer\u00eda en estas conexiones a tierra y confirme la operaci\u00f3n correcta del sistema. (Fig. 17)<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-7526\" src=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F17-Ground-2-1024x630.png\" alt=\"\" width=\"740\" height=\"455\" srcset=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F17-Ground-2-1024x630.png 1024w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F17-Ground-2-300x185.png 300w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F17-Ground-2-768x473.png 768w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F17-Ground-2-780x480.png 780w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F17-Ground-2-1160x714.png 1160w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/08\/F17-Ground-2.png 1214w\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Fig. 17<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>Consulte el Bolet\u00edn #26-NA-202 para obtener m\u00e1s informaci\u00f3n.<\/p>\n<p>&nbsp;<\/p>\n<p><em>&#8211; Gracias a Kevin Minor<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Algunas camionetas Silverado 2500HD\/3500HD y Sierra 2500HD\/3500HD 2024-2026 pueden presentar varios problemas de comunicaci\u00f3n y errores en el bus CAN, as\u00ed como m\u00faltiples luces de falla (MIL) de advertencia iluminadas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[94],"tags":[],"class_list":["post-7525","post","type-post","status-publish","format-standard","hentry","category-2026-july"],"_links":{"self":[{"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=\/wp\/v2\/posts\/7525","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7525"}],"version-history":[{"count":1,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=\/wp\/v2\/posts\/7525\/revisions"}],"predecessor-version":[{"id":7528,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=\/wp\/v2\/posts\/7525\/revisions\/7528"}],"wp:attachment":[{"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7525"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7525"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7525"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}