{"id":8305,"date":"2024-02-05T03:00:43","date_gmt":"2024-02-05T08:00:43","guid":{"rendered":"https:\/\/gm-techlinkfrench.com\/?p=8305"},"modified":"2024-06-14T14:32:22","modified_gmt":"2024-06-14T18:32:22","slug":"bourdonnement-du-tuyau-dalimentation-en-carburant","status":"publish","type":"post","link":"https:\/\/gm-techlinkfrench.com\/?p=8305","title":{"rendered":"Bourdonnement du tuyau d&#8217;alimentation en carburant"},"content":{"rendered":"<p style=\"font-weight: 400;\">Certains mod\u00e8les Camaro 2017-2025 \u00e9quip\u00e9s du moteur V8 6,2 L (\u00e9quipement facultatif commun (RPO) LT4) peuvent pr\u00e9senter un bourdonnement, un tic-tac ou un cliquetis provenant du c\u00f4t\u00e9 passager du v\u00e9hicule. Le bruit peut sembler plus fort \u00e0 l&#8217;int\u00e9rieur du v\u00e9hicule qu&#8217;\u00e0 l&#8217;ext\u00e9rieur. Le son peut provenir du tuyau d&#8217;alimentation en carburant. (Fig. 13)<\/p>\n<p>&nbsp;<\/p>\n<p style=\"font-weight: 400; text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-18333\" src=\"https:\/\/gm-techlink.com\/wp-content\/uploads\/2024\/03\/F13-pulse-damp-1.png\" alt=\"\" width=\"740\" height=\"480\" \/><strong>Fig. 13<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p style=\"font-weight: 400;\">Le tuyau d&#8217;alimentation en carburant entre la pompe \u00e0 carburant haute pression et la conduite de carburant du ch\u00e2ssis peuvent permettre une pulsation haute pression en retour vers le c\u00f4t\u00e9 bas du circuit d&#8217;alimentation en carburant. La pulsation peut \u00eatre due \u00e0 un amortisseur d&#8217;impulsion interne d\u00e9fectueux dans la pi\u00e8ce.<\/p>\n<p style=\"font-weight: 400;\">Pour confirmer que le bruit est pr\u00e9sent dans le tuyau d&#8217;alimentation en carburant, suivre la conduite de carburant sous le v\u00e9hicule et effectuer un contr\u00f4le sonore \u00e0 l&#8217;emplacement illustr\u00e9 ci-dessous. (Fig. 14) L&#8217;amortisseur d&#8217;impulsion interne lui-m\u00eame ne peut \u00eatre test\u00e9.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"font-weight: 400; text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-18334\" src=\"https:\/\/gm-techlink.com\/wp-content\/uploads\/2024\/03\/F14-pulse-damp-2.png\" alt=\"\" width=\"740\" height=\"480\" \/><strong>Fig. 14<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p style=\"font-weight: 400;\">Si l&#8217;amortisseur d&#8217;impulsion est valid\u00e9 comme \u00e9tant la source du bruit, remplacer le tuyau d&#8217;alimentation en carburant. Le tuyau d&#8217;alimentation en carburant sur le moteur LT4 suit la cloison pare-feu et le dessous du v\u00e9hicule. Il poss\u00e8de une conduite de raccordement avec des d\u00e9connexions rapides aux deux extr\u00e9mit\u00e9s. Une extr\u00e9mit\u00e9 est reli\u00e9e \u00e0 la conduite de ch\u00e2ssis et l&#8217;autre extr\u00e9mit\u00e9 se connecte \u00e0 la conduite d&#8217;alimentation de pompe haute pression. (Fig. 15)<\/p>\n<p>&nbsp;<\/p>\n<p style=\"font-weight: 400; text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-18335\" src=\"https:\/\/gm-techlink.com\/wp-content\/uploads\/2024\/03\/F15-pulse-damp-3.png\" alt=\"\" width=\"740\" height=\"480\" \/><strong>Fig. 15<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p style=\"font-weight: 400;\">Se reporter au Bulletin n\u00b0 23-NA-207 pour en savoir plus et conna\u00eetre les num\u00e9ros de pi\u00e8ces.<\/p>\n<p style=\"font-weight: 400;\"><em>&#8211; Merci \u00e0 Kurtiz Hoezee<\/em><\/p>\n<p style=\"font-weight: 400;\">\n","protected":false},"excerpt":{"rendered":"<p>Certains mod\u00e8les Camaro 2017-2025 \u00e9quip\u00e9s du moteur V8 6,2 L (\u00e9quipement facultatif commun (RPO) LT4) peuvent pr\u00e9senter un bourdonnement, un tic-tac ou un cliquetis provenant du c\u00f4t\u00e9 passager du v\u00e9hicule. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[63],"tags":[],"class_list":["post-8305","post","type-post","status-publish","format-standard","hentry","category-2024-february"],"_links":{"self":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/8305","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=8305"}],"version-history":[{"count":2,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/8305\/revisions"}],"predecessor-version":[{"id":8326,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/8305\/revisions\/8326"}],"wp:attachment":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8305"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8305"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8305"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}