2018 GMC 6.2 Engine Specifications
The 2018 GMC models equipped with the 6.2-liter V8 engine are known for their impressive performance and efficiency. This engine is part of GM’s EcoTec3 family, which is designed to provide a balance of power and fuel economy. Below are the detailed specifications of the 2018 GMC 6.2 engine.
| Specification | Details |
|---|---|
| Engine Type | 6.2L V8 |
| Displacement | 376 cubic inches (6.2 liters) |
| Horsepower | 420 hp @ 5,600 rpm |
| Torque | 460 lb-ft @ 4,100 rpm |
| Compression Ratio | 10.8:1 |
| Fuel System | Direct Injection |
| Fuel Type | Regular Unleaded (87 octane) recommended |
| Transmission Options | 8-speed automatic |
| Max Towing Capacity | 12,500 lbs (when properly equipped) |
Engine Configuration
The 2018 GMC 6.2 engine features a robust V8 configuration that enhances both performance and reliability. Here are the key aspects of its engine configuration:
Key Features
- V8 Configuration: The engine has eight cylinders arranged in a V shape, providing a smooth power delivery and high torque output.
- Direct Injection: This technology allows for better fuel atomization and combustion efficiency, leading to improved power and fuel economy.
- Variable Valve Timing (VVT): VVT optimizes engine performance across different RPM ranges, enhancing efficiency and responsiveness.
- Active Fuel Management (AFM): This system allows the engine to deactivate half of its cylinders under light-load conditions, improving fuel efficiency.
Engine Oil Specifications
Proper maintenance of the engine oil is crucial for the longevity and performance of the 2018 GMC 6.2 engine. Below are the specifications and recommendations for engine oil.
| Specification | Details |
|---|---|
| Oil Type | SAE 0W-20 or 5W-30 |
| Oil Capacity (with filter) | 8 quarts (7.6 liters) |
| Oil Change Interval | 7,500 miles or 12 months (whichever comes first) |
Service Intervals
Regular maintenance is essential to keep the 2018 GMC 6.2 engine running smoothly. Below are the recommended service intervals for various maintenance tasks.
Maintenance Schedule
- Oil Change: Every 7,500 miles or 12 months.
- Air Filter Replacement: Every 30,000 miles or as needed.
- Fuel Filter Replacement: Every 30,000 miles or as needed.
- Coolant Flush: Every 50,000 miles.
- Transmission Fluid Change: Every 50,000 miles.
Additional Maintenance Tips
- Regularly check and maintain tire pressure for optimal fuel efficiency.
- Inspect brake pads and rotors for wear and replace as necessary.
- Keep an eye on the battery’s health, especially in extreme weather conditions.
- Ensure that all fluid levels (brake, power steering, coolant) are within the recommended range.
Conclusion
The 2018 GMC 6.2 engine is a powerful and efficient option for those seeking performance in their vehicles. Understanding its specifications, engine configuration, oil requirements, and service intervals is crucial for maintaining its performance and longevity. Regular maintenance and adherence to the recommended service intervals will ensure that the engine continues to deliver the power and reliability that GMC is known for.
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