Frequently Asked Questions

Why is an oil change important for a 2018 BMW 6 Series Gran Coupe?

• Maintains engine lubrication for the 4.4L twin-turbo V8, reducing wear on high-performance components and preserving horsepower and torque.
• Prevents sludge and deposits that can harm turbochargers and sensors—critical for longevity and sustained performance.
• Helps maintain fuel efficiency (city/hwy MPG) and protects emission systems, extending the life of the vehicle.
• Nalley BMW of Decatur uses OEM-grade synthetic oil and factory-trained technicians to maximize long-term savings and reliability compared with many alternatives.
• We offer service financing if you need repairs or maintenance now and prefer to pay over time; book to discuss options when you schedule service.

How long does a 2018 BMW 6 Series Gran Coupe oil change take?

• Typical oil change times are efficient: most services are completed within an hour when scheduled, depending on additional inspections or services.
• Nalley BMW of Decatur prioritizes quick turnaround using specialist bays and trained technicians to minimize downtime for busy drivers in Decatur, GA.
• When you schedule service we reserve technician time and can advise expected completion so you can plan your day.
• Faster service at our dealership does not mean cutting corners—OEM filters, correct synthetic oil, and post-service checks are standard.

How much does an oil change cost for a 2018 BMW 6 Series Gran Coupe?

• Price varies by oil type and service level: synthetic BMW-approved oil and a genuine filter are standard for this model due to its 4.4L engine and turbochargers.
• Nalley BMW of Decatur is transparent about pricing and often costs less than independent shops when you account for OEM parts, warranty protection, and faster diagnostics—delivering immediate and long-term savings.
• Check current offers under our service specials and discuss payment options and service financing with our advisors.
• Any warranty-covered repairs must be performed at a certified dealership to keep coverage intact; our team will clearly explain what’s included.

How often should you get an oil change?

• Follow BMW’s recommended intervals for the 2018 BMW 6 Series Gran Coupe based on driving habits—generally every 7,500 to 10,000 miles for synthetic service intervals, or sooner for aggressive/high-performance driving.
• Our technicians inspect filters, fluids, and the turbo system at each visit to recommend the ideal interval that preserves performance and resale value.
• Regular service at Nalley BMW of Decatur helps spot small issues early, saving you money over time and maintaining warranty eligibility where applicable.
• To keep to an optimal schedule, schedule appointment reminders with us and ask about multi-service plans.

What type of oil does a 2018 BMW 6 Series Gran Coupe take?

• The 2018 BMW 6 Series Gran Coupe requires BMW-approved full synthetic oil formulated for turbocharged V8 engines to protect turbochargers and sensors.
• Nalley BMW of Decatur uses OEM-spec synthetic oil and genuine filters to ensure proper viscosity, protection, and long-term engine health.
• Using correct oil reduces wear, maintains horsepower and torque characteristics, and avoids potential warranty issues—repairs covered under warranty must be done at a certified dealership.
• Ask our service advisors about the exact oil grade during your visit or when you schedule service.

How much oil does a 2018 BMW 6 Series Gran Coupe need?

• The 4.4L twin-turbo V8 typically requires approximately 8–10 quarts (liters vary by system) when including filter change—our technicians verify exact capacity per engine code 8VTTG4.4.
• We top and verify oil levels with precision tools after warm-up to ensure correct fill and optimal turbocharger protection.
• Accurate fills and OEM parts contribute to long-term reliability and reduce the risk of overfill/underfill damage—covered repairs must be performed at a certified dealership to maintain warranty.
• To confirm exact capacity or to schedule appointment, contact Nalley BMW of Decatur today and review current service specials.