Frequently Asked Questions

Why is an oil change important for a 2023 GMC Sierra 3500HD?

• Preserves engine health by removing contaminants and preventing sludge buildup that can reduce performance and cause premature wear.
• Maintains optimal lubrication for the 6.6L V8 engine, helping the motor deliver its rated horsepower and torque under load and while towing.
• Improves fuel economy and reduces emissions by ensuring oil flows freely and engine components run with minimal friction.
• Protects long-term vehicle value: regular service records demonstrate proper maintenance and support resale value.
• Warranty protection: repairs covered under warranty must be performed at a certified dealership, so having scheduled oil changes with Coggin Buick/GMC of Orange Park helps preserve coverage.

How long does a 2023 GMC Sierra 3500HD oil change take?

• Most standard oil changes at our dealership take about 30–60 minutes, depending on whether the service includes inspections, fluid top-offs, or filter replacement.
• Express service options are available by appointment to minimize downtime; we recommend scheduling online to guarantee a fast turnaround.
• If your truck requires additional work or has been used for heavy towing, our technicians will advise you of any extra time needed and explain the benefits of any recommended maintenance.
• All work is completed by factory-trained technicians who follow GM procedures and use OEM parts and fluids to meet exact specifications.

How much does an oil change cost for a 2023 GMC Sierra 3500HD?

• Costs vary by oil type and services included; our dealership offers competitive pricing and service packages that often cost less than independent shops while delivering higher-quality, factory-trained service.
• Choosing Coggin Buick/GMC of Orange Park delivers immediate savings through accurate service, fewer return visits, and access to service specials available at https://www.cogginbuickgmc.com/specials/service.htm.
• Long-term savings come from using OEM-approved oils and filters that extend engine life and reduce costly repairs; covered warranty repairs must be performed at a certified dealership to remain valid.
• Our service advisors provide transparent estimates before any work begins and can recommend the most cost-effective maintenance plan tailored to your driving and towing needs.

How often should you get an oil change for a 2023 GMC Sierra 3500HD?

• Follow the manufacturer’s recommendations in the owner’s manual; for many modern trucks using synthetic oil, intervals can range from 7,500 to 10,000 miles for normal driving.
• If you frequently tow, haul heavy loads, or drive in severe conditions, we often recommend more frequent intervals (for example 3,000–5,000 miles) to protect high-stress components.
• Our technicians will evaluate your driving habits and provide a tailored schedule; keeping service records at the dealership also supports warranty claims and future resale value.

What type of oil does a 2023 GMC Sierra 3500HD take?

• Use the manufacturer-recommended oil specified in your owner’s manual; Coggin Buick/GMC of Orange Park uses OEM-approved synthetic oils that meet GM specifications for performance and protection.
• Synthetic oils provide better stability under high temperature and heavy-load conditions—important for a heavy-duty truck used for towing or commercial work.
• Our service technicians confirm the correct viscosity and specification for your vehicle and document the service to protect warranty coverage when required.

How much oil does a 2023 GMC Sierra 3500HD need?

• Oil capacity varies by engine and configuration; for 6.6L V8 engines, typical capacities for similar engines are in the 8–9 quart range with filter change, but you should always consult the owner’s manual for exact specs.
• Our technicians measure and fill to the precise factory-specified level and verify with a dipstick check or oil level sensor readout to ensure proper lubrication.
• Accurate filling reduces overfill or underfill risks, protects the engine, and helps maintain warranty compliance when services are performed at a certified dealership.