{"id":7022,"date":"2020-04-19T14:22:04","date_gmt":"2020-04-19T18:22:04","guid":{"rendered":"https:\/\/techlinkfrench.mynetworkcontent.com\/?p=7022"},"modified":"2020-06-19T14:37:38","modified_gmt":"2020-06-19T18:37:38","slug":"problemes-dacheminement-de-faisceau-de-cablage-et-de-performance-moteur","status":"publish","type":"post","link":"https:\/\/gm-techlinkfrench.com\/?p=7022","title":{"rendered":"Probl\u00e8mes d&#8217;acheminement de faisceau de c\u00e2blage et de performance moteur"},"content":{"rendered":"<p class=\"western\"><span style=\"font-size: 12pt;\"><span lang=\"fr-CA\">Plusieurs probl\u00e8mes de performance du moteur peuvent \u00eatre constat\u00e9s sur certains mod\u00e8les Silverado 1500 et Sierra 1500 2019-2020, \u00e9quip\u00e9s d&#8217;un moteur 4.3L V6 (EFC LV3), 5.3L V8 (EFC L82, L84) ou 6.2L V8 (EFC L87). Parmi les probl\u00e8mes moteur possibles\u00a0: t\u00e9moin de v\u00e9rification du moteur, pas de d\u00e9marrage, fonctionnement irr\u00e9gulier du moteur, fonctionnement d&#8217;indicateur irr\u00e9gulier, changement de rapport de bo\u00eete de vitesses irr\u00e9gulier et plusieurs fusibles grill\u00e9s. Un certain nombre de codes d&#8217;anomalie du groupe motopropulseur et de la communication sont \u00e9galement m\u00e9moris\u00e9s. <\/span><\/span><\/p>\n<p class=\"western\"><span style=\"font-size: 12pt;\"><span lang=\"fr-CA\">Les probl\u00e8mes de performance du moteur peuvent \u00eatre dus au faisceau de c\u00e2blage du moteur qui s&#8217;use en se frottant sur le support de montage du module de commande du moteur (ECM). (Fig.\u00a018)<\/span><\/span><\/p>\n<p class=\"western\" style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-13080\" src=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F18-harness-1.png\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" srcset=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F18-harness-1.png 740w, https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F18-harness-1-300x195.png 300w, https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F18-harness-1-85x55.png 85w, https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F18-harness-1-200x130.png 200w\" alt=\"\" width=\"740\" height=\"480\" \/><b>Fig. 18<\/b><\/p>\n<p class=\"western\"><span style=\"font-size: 12pt;\"><span lang=\"fr-CA\">Le contact avec le bord du support de montage de l&#8217;ECM (Fig.\u00a019) peut endommager un certain nombre de circuits dans le faisceau de c\u00e2blage, ce qui provoque une grande vari\u00e9t\u00e9 de sympt\u00f4mes diff\u00e9rents pouvant se pr\u00e9senter.<\/span><\/span><\/p>\n<p class=\"western\" style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-13081\" src=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F19-harness-2.png\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" srcset=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F19-harness-2.png 740w, https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F19-harness-2-300x195.png 300w, https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F19-harness-2-85x55.png 85w, https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F19-harness-2-200x130.png 200w\" alt=\"\" width=\"740\" height=\"480\" \/><b>Fig. 19<\/b><\/p>\n<p class=\"western\"><span style=\"font-size: 12pt;\"><span lang=\"fr-CA\">Examiner le faisceau moteur dans la zone du support de montage de l&#8217;ECM. Si un d\u00e9g\u00e2t au faisceau est constat\u00e9 (Fig.\u00a020), r\u00e9parer le c\u00e2blage endommag\u00e9 en suivant les proc\u00e9dures ad\u00e9quates de r\u00e9paration de fil \u00e0 fil, dans les informations d&#8217;entretien. Une fois le faisceau de c\u00e2bles du moteur r\u00e9par\u00e9, le prot\u00e9ger avec du ruban isolant\/anti-abrasif en polyester tiss\u00e9 (PET).<\/span><\/span><\/p>\n<p class=\"western\" style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-13082\" src=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F20-harness-3.png\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" srcset=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F20-harness-3.png 740w, https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F20-harness-3-300x195.png 300w, https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F20-harness-3-85x55.png 85w, https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/04\/F20-harness-3-200x130.png 200w\" alt=\"\" width=\"740\" height=\"480\" \/><b>Fig. 20<\/b><\/p>\n<p class=\"western\"><span style=\"font-size: 12pt;\"><span lang=\"fr-CA\"><i>&#8211; Merci \u00e0 Richard Renshaw<\/i><\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Plusieurs probl\u00e8mes de performance du moteur peuvent \u00eatre constat\u00e9s sur certains mod\u00e8les Silverado 1500 et Sierra 1500 2019-2020, \u00e9quip\u00e9s d&#8217;un moteur 4.3L V6 (EFC LV3), 5.3L V8 (EFC L82, L84) [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7022","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/7022","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7022"}],"version-history":[{"count":2,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/7022\/revisions"}],"predecessor-version":[{"id":7036,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/7022\/revisions\/7036"}],"wp:attachment":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7022"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7022"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7022"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}