{"id":7125,"date":"2026-01-03T20:40:32","date_gmt":"2026-01-03T20:40:32","guid":{"rendered":"https:\/\/gm-techlinkspanish.com\/?p=7125"},"modified":"2026-03-03T20:44:21","modified_gmt":"2026-03-03T20:44:21","slug":"cambio-brusco-de-velocidad-en-cochera-a-drive-conduccion-o-reversa","status":"publish","type":"post","link":"https:\/\/gm-techlinkspanish.com\/?p=7125","title":{"rendered":"Cambio brusco de velocidad en cochera a Drive (conducci\u00f3n) o Reversa"},"content":{"rendered":"<p>En algunos modelos Envista y Trax 2025-2026 equipados con la transmisi\u00f3n autom\u00e1tica 6T40 (RPO MNK, MNH) se puede notar un cambio brusco de velocidad al cambiar a Drive (conducci\u00f3n) o Reversa. El problema de cambio puede deberse a que los solenoides normalmente altos de la v\u00e1lvula solenoide de control y el ensamble del M\u00f3dulo de control de la transmisi\u00f3n (TEHCM) tienen una condici\u00f3n de recorrido excesivo de la v\u00e1lvula que provoca el contacto o la ruptura de la pantalla del solenoide. (Fig. 8)<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7126\" src=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F08-Harsh-1-R.png\" alt=\"\" width=\"740\" height=\"480\" srcset=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F08-Harsh-1-R.png 740w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F08-Harsh-1-R-300x195.png 300w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F08-Harsh-1-R-200x130.png 200w\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Fig. 8<\/strong><\/p>\n<p style=\"text-align: center;\">\n<p>Si se sospecha que existe esta condici\u00f3n, realice una prueba de conducci\u00f3n del veh\u00edculo para confirmar la condici\u00f3n y verifique si hay alg\u00fan DTC aplicable. Diagnostique cualquier c\u00f3digo de problema de diagn\u00f3stico (DTC) siguiendo la Informaci\u00f3n de servicio adecuada antes de continuar con cualquier reparaci\u00f3n.<\/p>\n<p>Si no hay ning\u00fan c\u00f3digo DTC establecido, retire la v\u00e1lvula solenoide de control y el ensamble del M\u00f3dulo de control de la transmisi\u00f3n (TEHCM) de la transmisi\u00f3n. Verifique la ubicaci\u00f3n de la v\u00e1lvula solenoide 1. CBR1\/C456 (NH), 2. C1234 (NH) y 7. L\u00ednea (NH) (Fig. 9; se muestra a continuaci\u00f3n) para ver si las v\u00e1lvulas est\u00e1n en contacto con la pantalla. (Fig. 10)<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7127\" src=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F09-Harsh-3.png\" alt=\"\" width=\"832\" height=\"768\" srcset=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F09-Harsh-3.png 832w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F09-Harsh-3-300x277.png 300w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F09-Harsh-3-768x709.png 768w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F09-Harsh-3-780x720.png 780w\" sizes=\"auto, (max-width: 832px) 100vw, 832px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Fig. 9<\/strong><\/p>\n<p style=\"text-align: center;\">\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7128\" src=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F10-Harsh-2.png\" alt=\"\" width=\"1177\" height=\"750\" srcset=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F10-Harsh-2.png 1177w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F10-Harsh-2-300x191.png 300w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F10-Harsh-2-1024x653.png 1024w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F10-Harsh-2-768x489.png 768w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F10-Harsh-2-780x497.png 780w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F10-Harsh-2-1160x739.png 1160w\" sizes=\"auto, (max-width: 1177px) 100vw, 1177px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Fig. 10<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>Si se detecta que una v\u00e1lvula solenoide est\u00e1 tocando o empujando la pantalla, reemplace la v\u00e1lvula solenoide de control y el TEHCM (Fig. 11), as\u00ed como el cuerpo de la v\u00e1lvula de control.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-7129\" src=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F11-Harsh-4.png\" alt=\"\" width=\"1004\" height=\"855\" srcset=\"https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F11-Harsh-4.png 1004w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F11-Harsh-4-300x255.png 300w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F11-Harsh-4-768x654.png 768w, https:\/\/gm-techlinkspanish.com\/wp-content\/uploads\/2026\/03\/F11-Harsh-4-780x664.png 780w\" sizes=\"auto, (max-width: 1004px) 100vw, 1004px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Fig. 11<\/strong><\/p>\n<p style=\"text-align: center;\">\n<p>Si se determina que no hay ning\u00fan problema con ninguna de las v\u00e1lvulas solenoide, contin\u00fae siguiendo los diagn\u00f3sticos de la Informaci\u00f3n de servicio correspondiente.<\/p>\n<p>Consulte #PIP6095 respecto a informaci\u00f3n adicional.<\/p>\n<p>&nbsp;<\/p>\n<p><em>&#8211; Gracias a Boyd Ortwine.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>En algunos modelos Envista y Trax 2025-2026 equipados con la transmisi\u00f3n autom\u00e1tica 6T40 (RPO MNK, MNH) se puede notar un cambio brusco de velocidad al cambiar a Drive (conducci\u00f3n) o [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[87],"tags":[],"class_list":["post-7125","post","type-post","status-publish","format-standard","hentry","category-2026-january"],"_links":{"self":[{"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=\/wp\/v2\/posts\/7125","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=7125"}],"version-history":[{"count":1,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=\/wp\/v2\/posts\/7125\/revisions"}],"predecessor-version":[{"id":7130,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=\/wp\/v2\/posts\/7125\/revisions\/7130"}],"wp:attachment":[{"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gm-techlinkspanish.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}