2021 GMC Acadia Engine Overview
The 2021 GMC Acadia is a midsize SUV that combines style, comfort, and performance. One of the key components that contribute to its overall performance is the engine. The Acadia offers a powerful 3.6L V6 engine that is designed to deliver a balance of power and efficiency. This article will delve into the specifications of the 3.6L V6 engine, its configuration, engine oil specifications, and recommended service intervals.
3.6L V6 Engine Specifications
The 3.6L V6 engine in the 2021 GMC Acadia is engineered to provide robust performance while maintaining fuel efficiency. Below is a detailed specifications chart for the engine.
| Specification | Details |
|---|---|
| Engine Type | 3.6L V6 |
| Displacement | 3.6 liters |
| Horsepower | 310 hp @ 6,600 rpm |
| Torque | 271 lb-ft @ 5,000 rpm |
| Fuel System | Direct Injection |
| Compression Ratio | 11.5:1 |
| Fuel Type | Regular unleaded (87 octane) |
| Transmission | 9-speed automatic |
| Drivetrain | Front-wheel drive (FWD) or All-wheel drive (AWD) |
| Max Towing Capacity | 4,000 lbs (when properly equipped) |
Engine Configuration
The 3.6L V6 engine features a sophisticated design that enhances its performance and efficiency. Here are some key aspects of its configuration:
Engine Layout
- V6 configuration with 60-degree bank angle
- DOHC (Dual Overhead Camshaft) design
- Four valves per cylinder (24 total)
Fuel Efficiency
- City: Approximately 18 mpg
- Highway: Approximately 27 mpg
- Combined: Approximately 21 mpg
Performance Features
- Variable Valve Timing (VVT) for improved performance and efficiency
- Active Fuel Management (AFM) to optimize fuel consumption
- Engine Start/Stop technology to enhance efficiency during idling
Engine Oil Specifications
Proper maintenance of the engine oil is crucial for the longevity and performance of the 3.6L V6 engine. The following are the recommended engine oil specifications:
Oil Type
- SAE 0W-20 (recommended for optimal performance)
- SAE 5W-30 (acceptable alternative)
Oil Capacity
- With filter: Approximately 6 quarts
- Without filter: Approximately 5.5 quarts
Oil Change Intervals
- Every 7,500 miles or 12 months, whichever comes first
- More frequent changes may be necessary under severe driving conditions
Service Intervals
Regular maintenance is essential for the performance and reliability of the 2021 GMC Acadia. Below are the recommended service intervals for the 3.6L V6 engine:
Routine Maintenance Schedule
| Service Item | Interval |
|---|---|
| Oil Change | 7,500 miles or 12 months |
| Air Filter Replacement | 15,000 miles or as needed |
| Cabin Air Filter Replacement | 15,000 miles or as needed |
| Fuel Filter Replacement | 30,000 miles or as needed |
| Spark Plug Replacement | 100,000 miles |
| Transmission Fluid Change | 50,000 miles or as needed |
| Coolant Flush | 50,000 miles or as needed |
Additional Maintenance Tips
- Regularly check fluid levels (coolant, brake fluid, transmission fluid)
- Inspect belts and hoses for wear and tear
- Monitor tire pressure and tread depth
- Keep the engine clean to prevent debris buildup
Conclusion
The 2021 GMC Acadia’s 3.6L V6 engine is a well-engineered powertrain that offers impressive performance, efficiency, and towing capability. Understanding the engine specifications, configuration, oil requirements, and service intervals is essential for maintaining the vehicle’s performance and longevity. Regular maintenance and adherence to recommended service intervals will ensure that the Acadia continues to perform at its best for years to come.
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