2007 GMC Yukon 5.3 Engine Specifications
The 2007 GMC Yukon is equipped with a robust 5.3-liter V8 engine, known for its balance of power and efficiency. This engine is part of GM’s Vortec family and is designed to deliver strong performance for both everyday driving and towing needs. Below are the detailed specifications for the 5.3-liter engine.
| Specification | Details |
|---|---|
| Engine Type | 5.3L V8 (Vortec) |
| Displacement | 5.3 liters (323 cubic inches) |
| Horsepower | 320 hp @ 5,200 RPM |
| Torque | 340 lb-ft @ 4,200 RPM |
| Compression Ratio | 9.5:1 |
| Fuel System | Sequential Fuel Injection |
| Fuel Type | Regular Unleaded (87 octane) |
| Transmission Options | 4-speed automatic |
| Drivetrain | Rear-wheel drive (RWD) or All-wheel drive (AWD) |
| Maximum Towing Capacity | 8,200 lbs (when properly equipped) |
Engine Configuration
The 5.3-liter engine in the 2007 GMC Yukon features a V8 configuration, which is well-regarded for its smooth operation and strong torque delivery. Key aspects of the engine configuration include:
- V8 Layout: The engine has eight cylinders arranged in a V shape, allowing for efficient combustion and power delivery.
- Aluminum Alloy Block: The engine block is made from aluminum alloy, which helps reduce weight while maintaining strength.
- Overhead Valve (OHV) Design: The engine uses an OHV design, which contributes to its compact size and efficiency.
- Variable Valve Timing (VVT): The inclusion of VVT enhances performance and fuel efficiency by optimizing valve timing based on engine speed and load.
Engine Oil Specifications
Proper maintenance of the engine oil is crucial for the longevity and performance of the 2007 GMC Yukon’s 5.3-liter engine. Below are the recommended engine oil specifications:
| Specification | Details |
|---|---|
| Oil Type | SAE 5W-30 |
| Oil Capacity (with filter) | 6 quarts (5.7 liters) |
| Oil Filter | ACDelco PF48 or equivalent |
Service Intervals
Regular maintenance is key to ensuring the engine operates smoothly. The following service intervals are recommended for the 2007 GMC Yukon with a 5.3-liter engine:
- Oil Change: Every 3,000 to 5,000 miles or every 6 months, whichever comes first.
- Oil Filter Replacement: Replace with every oil change.
- Air Filter Replacement: Inspect every 15,000 miles; replace as necessary.
- Fuel Filter Replacement: Replace every 30,000 miles.
- Spark Plug Replacement: Replace every 100,000 miles.
- Coolant Flush: Recommended every 50,000 miles.
Conclusion
The 2007 GMC Yukon with the 5.3-liter V8 engine is a powerful and reliable vehicle, suitable for both family use and heavy-duty tasks. Understanding the engine specifications, configuration, oil requirements, and service intervals is essential for maintaining optimal performance and longevity. Regular maintenance will ensure that the engine continues to deliver the power and efficiency that drivers expect from this capable SUV.
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