2018 GMC Sierra 6.2 Engine Specifications
The 2018 GMC Sierra 1500 offers a powerful engine option with the 6.2-liter V8 engine, which is designed to deliver impressive performance and efficiency. Below are the detailed specifications for this engine.
| Specification | Details |
|---|---|
| Engine Type | 6.2L V8 |
| Displacement | 6.2 liters (376 cubic inches) |
| Horsepower | 420 hp @ 5,600 rpm |
| Torque | 460 lb-ft @ 4,100 rpm |
| Compression Ratio | 11.0:1 |
| Fuel System | Direct Injection |
| Fuel Type | Regular Unleaded |
| Transmission | 8-speed automatic |
| Drivetrain | Rear-wheel drive (RWD) or Four-wheel drive (4WD) |
Engine Configuration
The 2018 GMC Sierra 6.2L V8 engine features a robust configuration that enhances both performance and efficiency. Below are key aspects of its engine configuration:
- V8 Configuration: The engine is designed in a V8 configuration, which allows for a balance of power and smooth operation.
- Direct Injection: This technology improves fuel efficiency and performance by injecting fuel directly into the combustion chamber.
- Variable Valve Timing (VVT): VVT optimizes engine performance across a range of speeds, improving both power and efficiency.
- Aluminum Block and Heads: The use of aluminum reduces weight while maintaining strength, contributing to better fuel economy.
- Active Fuel Management: This system allows the engine to deactivate half of its cylinders under light-load conditions, enhancing fuel efficiency.
Engine Oil Specifications
Proper maintenance of the engine oil is crucial for the longevity and performance of the 2018 GMC Sierra 6.2L engine. Below are the oil specifications and recommendations:
| Specification | Details |
|---|---|
| Oil Type | SAE 0W-20 or SAE 5W-30 |
| Oil Capacity (with filter) | 8 quarts (7.6 liters) |
| Oil Filter | ACDelco PF63E or equivalent |
Service Intervals
Regular maintenance is essential for the optimal performance of the 2018 GMC Sierra 6.2L engine. Below are the recommended service intervals for oil changes and other maintenance tasks:
- Oil Change Interval:
- Every 7,500 miles or 12 months, whichever comes first, under normal driving conditions.
- Every 5,000 miles or 6 months if driving in severe conditions (e.g., towing, extreme temperatures).
- Oil Filter Replacement: Replace with every oil change.
- Air Filter Replacement: Inspect every 15,000 miles and replace as necessary.
- Fuel Filter Replacement: Inspect every 30,000 miles and replace as necessary.
- Coolant Replacement: Recommended every 150,000 miles or as specified in the owner’s manual.
Conclusion
The 2018 GMC Sierra 6.2L V8 engine is a powerful and efficient option for those seeking performance in a full-size pickup truck. With its advanced features, including direct injection and active fuel management, it offers a blend of power and efficiency that meets the demands of both work and leisure. Regular maintenance, including timely oil changes and inspections, will ensure that this engine continues to perform at its best for years to come.
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