Frequently Asked Questions

Why is an oil change important for a 2020 Chevrolet Silverado 3500HD?

• Preserves engine performance and protects the 6.6L V8 by removing contaminants that accelerate wear.
• Maintains fuel efficiency and peak horsepower (401 hp) so your Silverado continues to tow and haul reliably.
• Factory-trained technicians at Larry H. Miller Casa Chevrolet use OEM-grade oil and filters to extend engine life and preserve resale value.
• Regular service helps avoid costly repairs later—our dealership often costs less than independent shops while delivering higher-level service and documented maintenance history.
• We offer service financing so you can get the needed maintenance now and pay later, protecting your investment without delay.

How long does a 2020 Chevrolet Silverado 3500HD oil change take?

• Most oil changes are completed within 45–75 minutes depending on oil type and additional inspections.
• Our technicians perform a multi-point inspection during every visit to identify potential issues early and save you money over time.
• To minimize wait time, we recommend you schedule service online and check our current service specials.

How much does an oil change cost for a 2020 Chevrolet Silverado 3500HD?

• Pricing varies with oil type (conventional vs. synthetic), oil volume, and filter choice. Larger gasoline V8 engines typically require more oil and higher-grade products.
• Our dealership offers transparent pricing, OEM parts, and trained technicians—this combination delivers immediate savings from efficient service and long-term savings through reduced wear and fewer repairs.
• We often cost less than independent shops while offering factory expertise; ask about our current service specials and financing options to spread payments.
• Any warranty repairs must be done at a certified dealership to remain valid—our service team protects your warranty and vehicle value.

How often should you get an oil change?

• Follow the manufacturer’s recommendations and your truck’s usage. For the 2020 Chevrolet Silverado 3500HD, heavy towing or severe-duty cycles may mean more frequent changes—typically every 5,000–7,500 miles for conventional oil, and up to 10,000–12,000 miles for full synthetic depending on conditions.
• Our technicians will recommend the ideal interval based on your driving patterns to maximize engine life and efficiency.

What type of oil does a 2020 Chevrolet Silverado 3500HD take?

• The 6.6L V8 typically calls for a high-quality SAE-grade oil appropriate for its operating conditions; many owners opt for synthetic oil for better high-temperature protection and longer service intervals.
• At Larry H. Miller Casa Chevrolet we use OEM-recommended oils and filters to meet GM specifications and help maintain warranty coverage.

How much oil does a 2020 Chevrolet Silverado 3500HD need?

• Oil capacity depends on the exact engine configuration but larger V8 truck engines commonly require roughly 8–12 quarts. Our technicians confirm the correct volume and top off precisely.
• Accurate oil fill and disposal practices at our dealership protect your engine and the environment—ask about our multi-point inspection when you schedule service.