What oil does a 2024 Chevrolet Silverado 3500 6.6L L5P Diesel take?
For the 2024 Chevrolet Silverado 3500 with the 6.6L 8-cylinder L5P Diesel Turbo engine, the recommended oil viscosity is 15W-40 for all temperatures, or 5W-40 for temperatures below -18°C. The engine requires a capacity of 10 quarts with a filter change. AMSOIL recommends using Signature Series 15W-40 Max-Duty Diesel Oil or Heavy-Duty 15W-40 Synthetic Diesel Oil.
AMSOIL product recommendations
The following AMSOIL products are specifically listed for the 2024 Chevrolet Silverado 3500 6.6L L5P Diesel engine and related maintenance components.
Engine Oil Options
| Product Name | Viscosity | Part Code |
|---|---|---|
| AMSOIL Signature Series Max-Duty Diesel Oil | 15W-40 | DMEQT-EA |
| AMSOIL Heavy-Duty 100% Synthetic Diesel Oil | 15W-40 | ADPQT-EA |
Note: The AMSOIL lookup lists an oil specification of CJ-4 for these applications.
Oil & Air Filters
| Filter Type | Product Name/Code |
|---|---|
| Oil Filter | EAO17-EA |
| Oil Filter (WIX XP) | WL10255XP-EA |
| Oil Filter (WIX) | WL10255-EA |
| Air Filter (WIX) | WA11057-EA |
Coolant & Transmission Fluids
| Component | Product Name/Code |
|---|---|
| Antifreeze/Coolant | ANTPC1G-EA |
| Antifreeze/Coolant (Propylene Glycol) | ANT1G-EA |
| Automatic Transmission Fluid (ULV) | ULVPK-EA |
Engine Oil Specifications and Details
Proper lubrication is vital for the L5P Duramax engine to manage high-stress diesel combustion. Below are the confirmed technical details for your oil change.
Oil Capacity and Torque
| Detail | Specification |
|---|---|
| Total Oil Capacity | 10 quarts (with filter) |
| Oil Drain Plug Torque | 18 ft/lbs |
Note: Always check the oil level after refilling.
Viscosity Guide
| Temperature Condition | Recommended Viscosity |
|---|---|
| All Temperatures | 15W-40 |
| Below -18°C | 5W-40 |
Diesel maintenance notes for this vehicle
Maintaining a heavy-duty diesel requires attention to both lubrication and cooling systems. For the 2024 Silverado 3500, owners should note:
- Coolant Capacity: The system holds approximately 15.4 quarts of coolant.
- Filter Efficiency: Using high-quality filters like the AMSOIL Oil Filter (EAO17-EA) can provide 99 percent filtering efficiency at 20 microns.
- Service Intervals: While AMSOIL products are designed to support extended drain intervals, always consult your owner’s manual for specific maintenance schedules.
Common diesel oil-related concerns and how AMSOIL products may help
Diesel engines face unique challenges including soot loading and extreme thermal stress. The following table outlines how AMSOIL products can support engine health.
| Concern | Why it matters | AMSOIL Product | How it may help | Limitation |
|---|---|---|---|---|
| Engine Wear | High pressure in diesel cylinders causes friction. | DMEQT-EA | Delivers up to 6X more wear protection. | Requires regular oil changes. |
| Extreme Temperatures | Viscosity changes can affect lubrication. | ADPQT-EA | Excels in extreme temperatures. | Not a substitute for proper viscosity selection. |
| Contaminants | Small particles cause abrasive wear. | EAO17-EA | Provides 99% efficiency at 20 microns. | Filter must be replaced per schedule. |
Common maintenance concerns for this vehicle
Based on NHTSA consumer reports, owners of the 2024 Silverado 3500 have noted several areas for monitoring:
- Engine Oil Cooler: One owner reported a failure where engine oil leaked into the coolant system. Regular inspection of coolant clarity is advised.
- Electrical/Braking Systems: Some complaints mention issues with trailer brakes and lighting connectivity.
- Transmission: There have been reports regarding transmission valve body concerns; ensure software updates are current as recommended by dealers.
Note: NHTSA complaints are owner reports and should not be treated as verified defects.
Recall, TSB, and manufacturer communication notes
Official NHTSA research indicates the following recall information for the 2024 Chevrolet Silverado 3500:
- Steering Gear Shaft: A recall (Campaign 23V549000) was issued because the steering gear shaft may fracture, potentially causing a loss of steering control.
- Tailgate Latch: Recalls (Campaign 24V060000 and 24V894000) involve power-unlatching tailgates where the electronic switch may short circuit due to water intrusion, causing the tailgate to unlatch while in park.
Important: Always verify your specific vehicle’s open recalls by checking your VIN on the official NHTSA website or contacting a Chevrolet dealer.
About this vehicle
The 2024 Chevrolet Silverado 3500 is a heavy-duty pickup truck belonging to the fourth generation of the Silverado model line. It is designed for high-capacity towing and hauling tasks, making it a staple in commercial and heavy-duty consumer applications.
At its core is the 6.6L Duramax V8 diesel engine, specifically the L5P variant. The Duramax engine family, produced by DMAX (a subsidiary of General Motors), has a long history of durability in GM trucks dating back to 2001. Because the L5P is a modern iteration of this engine, it features advanced technologies that require precise lubrication and cooling management.
Typical use cases for this vehicle include large-scale towing (such as horse trailers or construction equipment) and long-distance hauling where diesel torque is paramount. Given the high-stress nature of these tasks, maintenance—specifically regarding the fuel system, cooling system, and turbocharger components—is critical for longevity. Owners should note that while this research provides mechanical context, specific technical specifications like exact horsepower or precise maintenance intervals should always be verified through the official Chevrolet owner’s manual.
Common questions about this vehicle’s diesel oil and maintenance
How much oil does my 6.6L L5P Duramax take?
The engine requires 10 quarts of oil when performing an oil change with a new filter.
What is the correct oil viscosity for my Silverado 3500?
For all temperatures, 15W-40 is recommended. If you operate in temperatures below -18°C, 5W-40 should be used.
Can I use synthetic oil in my diesel engine?
Yes, AMSOIL offers the Signature Series 15W-40 (DMEQT-EA) and Heavy-Duty 15W-40 (ADPQT-EA) which are 100% synthetic.
What is the torque spec for my oil drain plug?
The oil drain plug should be torqued to 18 ft/lbs.
Does AMSOIL offer a filter for this engine?
Yes, AMSOIL recommends the EAO17-EA oil filter for this application.
How do I check for recalls on my 2024 Silverado?
You should contact a Chevrolet dealer or visit the NHTSA website and enter your specific VIN to ensure all safety recalls, such as those related to steering or tailgates, have been addressed.
Disclaimer: While this information is derived from manufacturer and research data, always consult your vehicle’s owner’s manual for official service specifications.