{"product_id":"starter-high-torque-starter-motor-for-buick-cadillac-chevy-6494-89-01-7440","title":"High-Torque Starter Motor for Chevrolet Avalanche, Isuzu Ascender, Buick Rainier \u0026 GMC Envoy (OE PN6494)","description":"\u003ch2\u003eA High-Torque Starter for the Envoy, Rainier \u0026amp; Avalanche\u003c\/h2\u003e\n\u003cp\u003eThis is a high-torque starter motor built for the 2007-2008 Chevrolet \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Chevrolet_Avalanche\"\u003eAvalanche\u003c\/a\u003e, 2004-2006 Isuzu Ascender, 2004-2007 Buick Rainier, and 2005-2009 GMC Envoy, cross-referenced to OE number PN6494 and replacing OEM numbers including 6494N, 12568051, and 89-01-7440. If your SUV or truck is cranking slowly, clicking without starting, or completely silent when you turn the key, a worn starter motor is one of the most common causes across this shared GM platform.\u003c\/p\u003e\n\n\u003ch2\u003eWhy One Starter Fits Four Different Nameplates\u003c\/h2\u003e\n\u003cp\u003eThe Avalanche, Ascender, Rainier, and Envoy from these model years share closely related GM platform architecture and engine mounting points, even though they were sold under four different brand names spanning Chevrolet, Isuzu, Buick, and GMC. Because a starter motor's mounting bolt pattern and flywheel engagement are tied to the shared engine and bellhousing design rather than to the badge on the grille, the same starter fits all four vehicles wherever that platform and engine combination was used.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCross-referenced to OE number PN6494 and multiple superseded part numbers\u003c\/li\u003e\n\u003cli\u003eRated 1100W with 174A max current for reliable high-torque starts\u003c\/li\u003e\n\u003cli\u003eIP54 protection rating guards against dust and moisture\u003c\/li\u003e\n\u003cli\u003e9-tooth, clockwise-rotation design for direct-fit installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVoltage: DC 12V\u003c\/li\u003e\n\u003cli\u003eRated power: 1100W\u003c\/li\u003e\n\u003cli\u003eMax current: 174A\u003c\/li\u003e\n\u003cli\u003eGear teeth: 9T, clockwise rotation\u003c\/li\u003e\n\u003cli\u003eCondition: New\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eFits the 2007-2008 Chevrolet Avalanche, 2004-2006 Isuzu Ascender, 2004-2007 Buick Rainier, and 2005-2009 GMC Envoy. Because these vehicles were built across multiple model years with different engine and drivetrain options, it's worth confirming your specific vehicle and engine against the OE number above before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eSigns Your Starter Motor Needs Replacing\u003c\/h2\u003e\n\u003cp\u003eA failing starter typically announces itself with a single click and no engine turnover, a slow or labored cranking sound, grinding noise as the starter gear engages the flywheel, or complete silence when you turn the key despite the dashboard lights working normally. Because a starter issue can sometimes be confused with a weak battery, having your battery tested first will help confirm the starter itself is the actual cause before you replace it, since a marginal battery can mimic several of the same symptoms.\u003c\/p\u003e\n\n\u003ch2\u003eWhy a High-Torque Starter Matters\u003c\/h2\u003e\n\u003cp\u003eA high-output engine or one with higher compression needs more rotational force to turn over reliably, especially in cold weather when oil is thicker and resistance is higher. Because this starter is rated for 1100W with 174A of max current, it's built to deliver the torque these SUVs and trucks need for consistent starts across a range of temperatures and conditions, rather than just barely meeting the minimum requirement, which matters most on cold mornings when the engine needs the most help turning over.\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cp\u003eReplacing this starter means disconnecting the battery, locating the starter on the engine block or bellhousing, disconnecting its electrical connections, removing its mounting bolts, and installing the new unit in reverse order. Because the starter's electrical connections carry significant current, making sure the battery is fully disconnected before starting the job and double-checking all connections are tight and clean during reassembly will help ensure a reliable start every time, especially in cold weather when a loose connection is more likely to cause a no-start.\u003c\/p\u003e\n\n\u003ch2\u003eOrdering Information\u003c\/h2\u003e\n\u003cp\u003eThis starter motor is in stock and ships ready to install. Our \u003ca href=\"\/pages\/shipping\"\u003eShipping Information\u003c\/a\u003e page covers current timelines, and our \u003ca href=\"\/pages\/warranty\"\u003eWarranty\u003c\/a\u003e and \u003ca href=\"\/pages\/returns\"\u003eReturns\u003c\/a\u003e pages explain what to do if anything isn't right on arrival. Not sure this matches your specific vehicle and engine? Our \u003ca href=\"\/pages\/request-a-part\"\u003eRequest a Part page\u003c\/a\u003e is the fastest way to confirm before you order.\u003c\/p\u003e\n\n\u003ch2\u003eRelated Parts\u003c\/h2\u003e\n\u003cp\u003eThis starter motor is listed in our \u003ca href=\"\/collections\/starters\"\u003eStarters\u003c\/a\u003e collection, along with our \u003ca href=\"\/collections\/chevrolet\"\u003eChevrolet\u003c\/a\u003e and \u003ca href=\"\/collections\/gmc\"\u003eGMC\u003c\/a\u003e collections, where you'll find other components for these platforms.\u003c\/p\u003e","brand":"EasyLife Auto Parts","offers":[{"title":"Silver","offer_id":49816181670116,"sku":"CJDD26193030001","price":91.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/0502\/0900\/files\/d35d83b5-4d01-43b3-b41f-df3276d8fe95.jpg?v=1788805055","url":"https:\/\/easylifeautoparts.com\/products\/starter-high-torque-starter-motor-for-buick-cadillac-chevy-6494-89-01-7440","provider":"Easy Life Auto Parts","version":"1.0","type":"link"}