1.0FreeAutoMechanic Advicehttps://www.freeautomechanic.com/mechanic/forumKay Walshhttps://www.freeautomechanic.com/mechanic/forum/author/kay-walsh1990 Mercedes 300Erich600338<blockquote class="wp-embedded-content" data-secret="KbpbVVzRd4"><a href="https://www.freeautomechanic.com/mechanic/forum/2016/07/1990-mercedes-300e">1990 Mercedes 300E</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.freeautomechanic.com/mechanic/forum/2016/07/1990-mercedes-300e/embed#?secret=KbpbVVzRd4" width="600" height="338" title="“1990 Mercedes 300E” — FreeAutoMechanic Advice" data-secret="KbpbVVzRd4" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script>
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Loud squeal at cold start up in the morning getting worse. RESPONSE The most common cause for this would be from the Serpentine Belt. The belt is worn, loose or been exposed to anti-freeze. If the belt is worn, replace it. If the belts are loose, tighten them. If the belt has been exposed to… Read More »//www.freeautomechanic.com/mechanic/forum/wp-content/uploads/2016/02/1990-mecedes-300e.jpg