{"id":20893,"date":"2014-05-28T10:05:27","date_gmt":"2014-05-28T15:05:27","guid":{"rendered":"http:\/\/www.freeautomechanic.com\/mechanic\/forum\/?p=20893"},"modified":"2017-12-20T17:27:38","modified_gmt":"2017-12-20T22:27:38","slug":"2009-vw-jetta-2-5-l","status":"publish","type":"post","link":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/2014\/05\/2009-vw-jetta-2-5-l","title":{"rendered":"2009 VW Jetta 2.5 L"},"content":{"rendered":"

\"2009<\/p>\n

Hello:<\/p>\n

I had the battery replaced at the dealer 3 months ago and drove it 900 miles since. No signs of a bad alternator or warning lights. Yet dealer says I need a new alternator. Service adviser at VW dealer wrote, “Battery failed load test but also found excess ripple detected. Replaced battery. Retest for bad alternator. Excess ripple is still present. Vehicle has proper charging voltage but excess ripple can cause alternator to overcharge battery and damage cell. Alternator needs to be replaced.”
\nDoes that make sense?<\/p>\n","protected":false},"excerpt":{"rendered":"

Hello: I had the battery replaced at the dealer 3 months ago and drove it 900 miles since. No signs of a bad alternator or warning lights. Yet dealer says I need a new alternator. Service adviser at VW dealer wrote, “Battery failed load test but also found excess ripple detected. Replaced battery. Retest for… Read More »2009 VW Jetta 2.5 L<\/span><\/a><\/p>\n","protected":false},"author":9396,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[1],"tags":[9646],"class_list":["post-20893","post","type-post","status-publish","format-standard","hentry","category-auto-repair-questions","tag-electrical-alternator"],"yoast_head":"\n2009 VW Jetta 2.5 L - FreeAutoMechanic Advice<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/2014\/05\/2009-vw-jetta-2-5-l\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2009 VW Jetta 2.5 L\" \/>\n<meta property=\"og:description\" content=\"Hello: I had the battery replaced at the dealer 3 months ago and drove it 900 miles since. 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Retest for… Read More »2009 VW Jetta 2.5 L\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/2014\/05\/2009-vw-jetta-2-5-l\" \/>\n<meta property=\"og:site_name\" content=\"FreeAutoMechanic Advice\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/freeautomechanic\" \/>\n<meta property=\"article:published_time\" content=\"2014-05-28T15:05:27+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2017-12-20T22:27:38+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/wp-content\/uploads\/2017\/12\/2009-vw-jetta.jpg\" \/>\n<meta name=\"author\" content=\"tranny12\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"tranny12\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"2009 VW Jetta 2.5 L - FreeAutoMechanic Advice","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.freeautomechanic.com\/mechanic\/forum\/2014\/05\/2009-vw-jetta-2-5-l","og_locale":"en_US","og_type":"article","og_title":"2009 VW Jetta 2.5 L","og_description":"Hello: I had the battery replaced at the dealer 3 months ago and drove it 900 miles since. No signs of a bad alternator or warning lights. Yet dealer says I need a new alternator. Service adviser at VW dealer wrote, “Battery failed load test but also found excess ripple detected. Replaced battery. 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