{"id":7151,"date":"2020-07-16T14:45:51","date_gmt":"2020-07-16T18:45:51","guid":{"rendered":"https:\/\/techlinkfrench.mynetworkcontent.com\/?p=7151"},"modified":"2020-09-16T15:45:14","modified_gmt":"2020-09-16T19:45:14","slug":"glissement-vers-larriere-de-lamortisseur-de-vibrations-de-torsion-sur-le-vilebrequin","status":"publish","type":"post","link":"https:\/\/gm-techlinkfrench.com\/?p=7151","title":{"rendered":"Glissement vers l&#8217;arri\u00e8re de l&#8217;amortisseur de vibrations de torsion sur le vilebrequin"},"content":{"rendered":"<p>Un couinement de courroie ou un bruit m\u00e9tal \u00e0 m\u00e9tal peut \u00eatre entendu sur certains mod\u00e8les Silverado HD, Sierra, HD et Silverado 4500HD\/5500HD\/6500HD 2019-2020 \u00e9quip\u00e9s du moteur diesel Duramax de 6,6 L (EFC L5P, L5D).<\/p>\n<p>La bague ext\u00e9rieure de l&#8217;amortisseur de vibrations de torsion peut glisser vers l&#8217;arri\u00e8re sur le vilebrequin et causer le d\u00e9salignement de la courroie d&#8217;accessoires. Si la bague ext\u00e9rieure glisse suffisamment vers l&#8217;arri\u00e8re, elle peut entrer en contact avec le couvercle de calage de distribution et les carters d&#8217;huile.<\/p>\n<p>Inspecter l&#8217;amortisseur de vibrations, le couvercle de calage de distribution et les carters d&#8217;huile pour d\u00e9celer des dommages, puis remplacer les composants au besoin (fig. 10).<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-13415\" src=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/07\/F10-balancer-4.png\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" srcset=\"https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F10-balancer-4.png 740w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F10-balancer-4-300x195.png 300w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F10-balancer-4-85x55.png 85w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F10-balancer-4-200x130.png 200w\" alt=\"\" width=\"740\" height=\"480\" \/><b>Fig. 10<\/b><\/p>\n<p>&nbsp;<\/p>\n<p>V\u00e9rifier si l&#8217;amortisseur de vibrations de torsion a subi des dommages par contact (fig. 11).<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-13416\" src=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/07\/F11-balancer-1.png\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" srcset=\"https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F11-balancer-1.png 740w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F11-balancer-1-300x195.png 300w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F11-balancer-1-85x55.png 85w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F11-balancer-1-200x130.png 200w\" alt=\"\" width=\"740\" height=\"480\" \/><b>Fig. 11<\/b><\/p>\n<p>&nbsp;<\/p>\n<p>V\u00e9rifier \u00e9galement si les bagues int\u00e9rieure et ext\u00e9rieure de l&#8217;amortisseur de vibrations sont s\u00e9par\u00e9es (fig. 12).<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-13417\" src=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/07\/F12-balancer-2.png\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" srcset=\"https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F12-balancer-2.png 740w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F12-balancer-2-300x195.png 300w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F12-balancer-2-85x55.png 85w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F12-balancer-2-200x130.png 200w\" alt=\"\" width=\"740\" height=\"480\" \/><b>Fig. 12<\/b><\/p>\n<p>&nbsp;<\/p>\n<p>L&#8217;amortisseur de vibrations est dot\u00e9 d&#8217;un moyeu plus long que la bague d&#8217;inertie. Rechercher un rep\u00e8re \u00e0 l&#8217;endroit o\u00f9 l&#8217;\u00e9lastom\u00e8re \u00e9tait positionn\u00e9 \u00e0 l&#8217;origine pour d\u00e9terminer s&#8217;il y a eu mouvement (fig. 13).<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-13418\" src=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2020\/07\/F13-balancer-3.png\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" srcset=\"https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F13-balancer-3.png 740w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F13-balancer-3-300x194.png 300w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F13-balancer-3-85x55.png 85w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2020\/07\/F13-balancer-3-200x130.png 200w\" alt=\"\" width=\"740\" height=\"479\" \/><b>Fig. 13<\/b><\/p>\n<p>&nbsp;<\/p>\n<p>Se reporter aux renseignements techniques appropri\u00e9s pour conna\u00eetre les proc\u00e9dures appropri\u00e9es de d\u00e9pose de l&#8217;amortisseur de vibrations de torsion, du couvercle de calage de distribution et des carters d&#8217;huile.<\/p>\n<p>Pour plus d&#8217;information, se reporter au bulletin PIP5742.<\/p>\n<p>&nbsp;<\/p>\n<p><em>&#8211; Merci \u00e0 John Stempnik<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un couinement de courroie ou un bruit m\u00e9tal \u00e0 m\u00e9tal peut \u00eatre entendu sur certains mod\u00e8les Silverado HD, Sierra, HD et Silverado 4500HD\/5500HD\/6500HD 2019-2020 \u00e9quip\u00e9s du moteur diesel Duramax de [&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-7151","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/7151","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=7151"}],"version-history":[{"count":1,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/7151\/revisions"}],"predecessor-version":[{"id":7152,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/7151\/revisions\/7152"}],"wp:attachment":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}