{"id":11699,"date":"2019-06-27T11:51:32","date_gmt":"2019-06-27T15:51:32","guid":{"rendered":"https:\/\/techlink.mynetworkcontent.com\/?p=11699"},"modified":"2019-06-28T17:13:51","modified_gmt":"2019-06-28T21:13:51","slug":"coolant-heat-shrink-hose-clamp","status":"publish","type":"post","link":"https:\/\/gm-techlink.com\/?p=11699","title":{"rendered":"Coolant Heat Shrink Hose Clamp"},"content":{"rendered":"<p>The 2019 Silverado 4500HD\/5500HD\/6500HD is equipped with the 6.6L Duramax diesel engine (RPO L5D). The engine uses heat shrink clamps to secure the engine coolant hoses. (Fig. 24)<\/p>\n<p>If a coolant heat shrink clamp needs to be replaced for a coolant leak or a service repair, it may be difficult to reinstall a heat shrink clamp to seal the coolant hose in some locations. Where possible, a heat shrink clamp should be used in all places where they are installed.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-11688\" src=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2019\/06\/F24-clamp-1.jpg\" alt=\"\" width=\"540\" height=\"350\" srcset=\"https:\/\/gm-techlink.com\/wp-content\/uploads\/2019\/06\/F24-clamp-1.jpg 540w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2019\/06\/F24-clamp-1-300x194.jpg 300w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2019\/06\/F24-clamp-1-85x55.jpg 85w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2019\/06\/F24-clamp-1-200x130.jpg 200w\" sizes=\"auto, (max-width: 540px) 100vw, 540px\" \/><strong>Fig. 24<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>If there is a location underhood where it is difficult to get enough accessibility in order to use a heat gun to properly install the heat shrink clamp, use a hose clamp (part number 1518389C1) and torque the clamp to the proper specification (9-11 Nm or 79\u201397 lb. in.).<\/p>\n<p>When installing a heat shrink clamp:<\/p>\n<ol>\n<li>Slide the heat shrink clamp fully over the fitting bead and as close to the hose end as possible. (Fig. 25)<\/li>\n<li>Turn heat shrink clamp\u2009so the writing on the clamp is fully visible.<\/li>\n<li>Set the heat gun to the high setting.<\/li>\n<li>Using the heat gun in a constant steady motion, apply heat to as much of the heat shrink clamp as possible.<\/li>\n<li>Continue heating the clamp\u2009until the printed information on the heat shrink clamp turns gray, indicating that enough heat has been applied.<\/li>\n<li>Stop heating the clamp.<\/li>\n<li>Check the quality of the seal by trying to turn the hose\u2009by hand. Neither the hose nor heat shrink clamp should turn.<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-11689\" src=\"https:\/\/techlink.mynetworkcontent.com\/wp-content\/uploads\/2019\/06\/F25-clamp-2.jpg\" alt=\"\" width=\"540\" height=\"351\" srcset=\"https:\/\/gm-techlink.com\/wp-content\/uploads\/2019\/06\/F25-clamp-2.jpg 540w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2019\/06\/F25-clamp-2-300x195.jpg 300w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2019\/06\/F25-clamp-2-85x55.jpg 85w, https:\/\/gm-techlink.com\/wp-content\/uploads\/2019\/06\/F25-clamp-2-200x130.jpg 200w\" sizes=\"auto, (max-width: 540px) 100vw, 540px\" \/><strong>Fig. 25<\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><em>&#8211; Thanks to Bob Briedis<\/em><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The 2019 Silverado 4500HD\/5500HD\/6500HD is equipped with the 6.6L Duramax diesel engine (RPO L5D). The engine uses heat shrink clamps to secure the engine coolant hoses. (Fig. 24) If a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-11699","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/gm-techlink.com\/index.php?rest_route=\/wp\/v2\/posts\/11699","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gm-techlink.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gm-techlink.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gm-techlink.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gm-techlink.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11699"}],"version-history":[{"count":3,"href":"https:\/\/gm-techlink.com\/index.php?rest_route=\/wp\/v2\/posts\/11699\/revisions"}],"predecessor-version":[{"id":11727,"href":"https:\/\/gm-techlink.com\/index.php?rest_route=\/wp\/v2\/posts\/11699\/revisions\/11727"}],"wp:attachment":[{"href":"https:\/\/gm-techlink.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gm-techlink.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11699"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gm-techlink.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}