{ "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What are the signs of a failing differential?", "acceptedAnswer": { "@type": "Answer", "text": "Common signs include humming or howling noises that change with speed, vibrations while driving, fluid leaks under the axle, or grinding sounds during turns." } }, { "@type": "Question", "name": "How often should differential fluid be changed?", "acceptedAnswer": { "@type": "Answer", "text": "Most manufacturers recommend a differential fluid change every 30,000 to 60,000 miles. Regular maintenance prevents metal-on-metal wear and costly gear failure." } }, { "@type": "Question", "name": "Can a bad differential cause vibrations?", "acceptedAnswer": { "@type": "Answer", "text": "Yes, worn gears or failing bearings within the differential can cause significant driveline vibrations. Because we specialize in driveshafts and drivetrains, we can accurately diagnose these issues." } } ] }