{"product_id":"dorman-m630331-brake-master-cylinder","title":"Dorman M630331 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Pontiac Vibe\u003c\/h2\u003e\u003cp\u003eThe Dorman M630331 brake master cylinder is engineered to restore proper brake hydraulics in your Pontiac Vibe. Designed with precision, this aluminum master cylinder includes a reservoir and sensor to ensure consistent brake fluid management and system performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 20.68 mm for accurate hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for brake fluid storage\u003c\/li\u003e\n\u003cli\u003eEquipped with sensor for brake system monitoring\u003c\/li\u003e\n\u003cli\u003eTwo outlets with rearward outlet size M10 x 1.0 and thread pitch 1.0\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M630331 brake master cylinder is specifically designed for the Pontiac Vibe, providing a direct replacement for the original component. Its aluminum construction offers strength and longevity while resisting corrosion from brake fluid exposure. The 20.68 mm bore diameter ensures proper hydraulic pressure is maintained for effective braking. This master cylinder comes with an integrated reservoir to hold brake fluid and a sensor to monitor fluid levels or pressure, supporting the vehicle’s brake system diagnostics. The unit features two outlets, including a rearward outlet with M10 x 1.0 thread size and a 1.0 thread pitch, compatible with the brake lines on the Pontiac Vibe.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake pressure loss due to worn or damaged master cylinder\u003c\/li\u003e\n\u003cli\u003eReplaces leaking or cracked brake fluid reservoir\u003c\/li\u003e\n\u003cli\u003eResolves brake warning light issues related to sensor failure\u003c\/li\u003e\n\u003cli\u003eAddresses inconsistent brake pedal feel or sponginess\u003c\/li\u003e\n\u003cli\u003eFixes brake fluid contamination or internal seal failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman M630331 brake master cylinder on a Pontiac Vibe, ensure the brake system is properly bled to remove air and maintain hydraulic integrity. Verify compatibility with your vehicle’s brake line fittings, especially the M10 x 1.0 rearward outlet thread. Since mounting hardware is not included, retain original fasteners or source appropriate replacements. Handle the aluminum master cylinder carefully to avoid damage during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures this brake master cylinder to meet or exceed OEM specifications for the Pontiac Vibe. The part is tested for durability and performance under typical operating conditions. While specific warranty details are not provided here, Dorman products generally come with a limited warranty against defects in materials and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52156290334901,"sku":"BKKX-M630331","price":123.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M630331_Fro.jpg?v=1775497084","url":"https:\/\/www.partcatalog.com\/products\/dorman-m630331-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}