{"id":5080,"date":"2017-08-09T19:42:25","date_gmt":"2017-08-09T19:42:25","guid":{"rendered":"https:\/\/techlinkfrench.mynetworkcontent.com\/?p=5080"},"modified":"2017-11-09T19:46:27","modified_gmt":"2017-11-09T19:46:27","slug":"conditions-de-bruit-du-moteur-ou-de-rate-du-moteur","status":"publish","type":"post","link":"https:\/\/gm-techlinkfrench.com\/?p=5080","title":{"rendered":"Conditions de bruit du moteur ou de rat\u00e9 du moteur"},"content":{"rendered":"<p>Certains mod\u00e8les Silverado HD, Sierra HD, Express, Savana et \u00e0 devant \u00e0 cabine surbaiss\u00e9e 2017-2018 \u00e9quip\u00e9s d&#8217;un moteur V8 6,0 L (EFC L96, LC8) (fig. 10) peuvent pr\u00e9senter une condition de bruit ou de rat\u00e9 du moteur caus\u00e9 par un culbuteur bris\u00e9.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5073\" src=\"http:\/\/sandyblogs.com\/techlink_french\/wp-content\/uploads\/2017\/11\/F10-17-HD_V8L96.jpg\" alt=\"F10 17 HD_V8L96\" width=\"600\" height=\"420\" srcset=\"https:\/\/gm-techlinkfrench.com\/wp-content\/uploads\/2017\/11\/F10-17-HD_V8L96.jpg 600w, https:\/\/gm-techlinkfrench.com\/wp-content\/uploads\/2017\/11\/F10-17-HD_V8L96-300x210.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Fig 10<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>En cas de bruit ou de rat\u00e9 du moteur excessif, rechercher des culbuteurs bris\u00e9s (fig. 11). Un culbuteur bris\u00e9 peut entra\u00eener la chute d&#8217;une soupape dans le cylindre, ce qui peut causer \u00e0 son tour des dommages aux moteurs catastrophiques qui requi\u00e8rent le remplacement du moteur en raison des dommages au bloc-cylindres et \u00e0 la culasse.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-5074\" src=\"http:\/\/sandyblogs.com\/techlink_french\/wp-content\/uploads\/2017\/11\/F11-60L-rocker-arm.jpg\" alt=\"F11 60L rocker arm\" width=\"600\" height=\"410\" srcset=\"https:\/\/gm-techlinkfrench.com\/wp-content\/uploads\/2017\/11\/F11-60L-rocker-arm.jpg 600w, https:\/\/gm-techlinkfrench.com\/wp-content\/uploads\/2017\/11\/F11-60L-rocker-arm-300x205.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Fig 11<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>En pr\u00e9sence d&#8217;un culbuteur bris\u00e9, v\u00e9rifier si la soupape est tomb\u00e9e dans le cylindre. Si la soupape se trouve dans le cylindre, le moteur doit \u00eatre remplac\u00e9. Si la soupape n&#8217;est pas tomb\u00e9e dans le cylindre, reposer toute clavette de soupape et remplacer tous les culbuteurs d&#8217;admission.<\/p>\n<p>&nbsp;<\/p>\n<p>Pour le moteur V8 6,0 L, le mouvement est transmis de l&#8217;arbre \u00e0 cames par les poussoirs de soupape \u00e0 rouleaux hydrauliques et les tiges-poussoirs tubulaires jusqu&#8217;aux culbuteurs de type \u00e0 rouleaux. Les guides de poussoir de soupape en nylon positionnent et retiennent les poussoirs de soupape. Les culbuteurs de soupape de chaque groupe de cylindres sont mont\u00e9s sur des socles ou des supports pivots. Chaque culbuteur est fix\u00e9 sur le support pivot et la culasse avec un boulon.<\/p>\n<p>&nbsp;<\/p>\n<p><em>&#8211; Merci \u00e0 Richard Renshaw<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Certains mod\u00e8les Silverado HD, Sierra HD, Express, Savana et \u00e0 devant \u00e0 cabine surbaiss\u00e9e 2017-2018 \u00e9quip\u00e9s d&#8217;un moteur V8 6,0 L (EFC L96, LC8) (fig. 10) peuvent pr\u00e9senter une condition [&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-5080","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/5080","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=5080"}],"version-history":[{"count":1,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/5080\/revisions"}],"predecessor-version":[{"id":5081,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=\/wp\/v2\/posts\/5080\/revisions\/5081"}],"wp:attachment":[{"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5080"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5080"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gm-techlinkfrench.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5080"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}