2004 GMC Sierra 1500 Engine Overview
The 2004 GMC Sierra 1500 is a popular full-size pickup truck known for its reliability, performance, and versatility. One of the standout features of this vehicle is its engine options, particularly the 5.3L V8 engine. This engine is recognized for its balance of power and efficiency, making it a favored choice among truck enthusiasts and everyday drivers alike.
5.3L V8 Engine Specifications
The 5.3L V8 engine in the 2004 GMC Sierra 1500 is part of GM’s Vortec family of engines. Below is a detailed specification chart outlining its key features:
| Specification | Details |
|---|---|
| Engine Type | 5.3L V8 (Vortec) |
| Displacement | 5.3 liters (323 cubic inches) |
| Configuration | V8, 90-degree |
| Horsepower | 295 hp @ 5,200 rpm |
| Torque | 330 lb-ft @ 4,400 rpm |
| Fuel System | Sequential Fuel Injection |
| Compression Ratio | 9.5:1 |
| Fuel Type | Regular unleaded (87 octane) |
| Max Engine Speed | 6,000 rpm |
| Block Material | Cast iron |
| Head Material | Aluminum |
Engine Configuration
The 5.3L V8 engine features a robust design that contributes to its performance and durability. Here are some key aspects of its configuration:
Key Features
- V8 configuration allows for smooth power delivery and increased torque.
- Aluminum cylinder heads reduce weight while enhancing heat dissipation.
- Sequential fuel injection improves fuel efficiency and throttle response.
- Cast iron block provides strength and longevity under various operating conditions.
Engine Oil Specifications
Proper maintenance of the engine oil is crucial for the longevity and performance of the 5.3L V8 engine. Below are the recommended oil specifications:
Oil Type
- SAE 5W-30 is the recommended oil viscosity for the 2004 GMC Sierra 1500.
- API certification of SM or higher is recommended for optimal performance.
Oil Capacity
- The total oil capacity, including the filter, is approximately 6 quarts (5.7 liters).
Service Intervals
Regular oil changes and maintenance are essential for the health of the engine. Below are the recommended service intervals for the 5.3L V8 engine:
Oil Change Intervals
- Every 3,000 to 5,000 miles under normal driving conditions.
- Every 7,500 miles if using synthetic oil.
Additional Maintenance Tasks
- Check and replace the oil filter during each oil change.
- Inspect the engine air filter every 15,000 miles and replace as necessary.
- Monitor coolant levels and inspect for leaks regularly.
- Check spark plugs and ignition system components at 30,000-mile intervals.
Conclusion
The 2004 GMC Sierra 1500 equipped with the 5.3L V8 engine offers a blend of power, efficiency, and reliability. Understanding the engine specifications, configuration, oil requirements, and service intervals is essential for maintaining optimal performance. Regular maintenance not only extends the life of the engine but also ensures that the vehicle operates smoothly and efficiently, making it a dependable choice for both work and leisure.
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