2007 Chevy Trailblazer 4.2 Engine Specs
The 2007 Chevy Trailblazer is a popular SUV known for its powerful performance and reliable engine. One of the engine options available for this model is the 4.2-liter engine. In this article, we will delve into the engine specifications, configuration, engine oil specs, and service intervals for the 2007 Chevy Trailblazer 4.2 engine.
Engine Configuration
The 2007 Chevy Trailblazer 4.2 engine features a six-cylinder configuration. It is a Vortec engine, which is a trademarked name used by General Motors for its line of engines. The Vortec engines are known for their efficiency, power, and smooth operation. The 4.2-liter engine in the Trailblazer is no exception.
Engine Oil Specs
Proper engine oil is crucial for the smooth functioning and longevity of any engine. The 2007 Chevy Trailblazer 4.2 engine requires engine oil that meets the GM Standard GM6094M. It is recommended to use engine oils with a viscosity grade of SAE 5W-30. It is important to check the owner’s manual or consult with a professional to ensure you are using the correct engine oil for your Trailblazer.
Service Intervals
Regular maintenance is essential to keep your 2007 Chevy Trailblazer 4.2 engine running smoothly. Here are some service intervals to keep in mind:
1. Oil Change: It is recommended to change the engine oil every 3,000 to 5,000 miles or every 3 to 6 months, whichever comes first. Regular oil changes help remove contaminants and keep the engine lubricated.
2. Air Filter Replacement: The air filter should be inspected regularly and replaced if necessary. It is generally recommended to replace the air filter every 12,000 to 15,000 miles or once a year.
3. Spark Plug Replacement: Spark plugs play a crucial role in the combustion process. It is recommended to replace the spark plugs every 60,000 to 100,000 miles or as per the manufacturer’s guidelines.
4. Coolant Flush: Flushing the coolant system helps remove any buildup or contaminants that may affect the engine’s performance. It is generally recommended to flush the coolant system every 60,000 to 100,000 miles or as per the manufacturer’s guidelines.
5. Timing Belt Replacement: The timing belt is a critical component that ensures the proper synchronization of engine valves. It is recommended to replace the timing belt every 60,000 to 100,000 miles or as per the manufacturer’s guidelines.
Detailed Engine Specifications
Below is a detailed engine specifications chart for the 2007 Chevy Trailblazer 4.2 engine:
| Engine Type | Vortec 4200 |
|---|---|
| Displacement | 4.2 liters |
| Number of Cylinders | 6 |
| Valvetrain | DOHC (Double Overhead Camshaft) |
| Horsepower | 291 hp |
| Torque | 277 lb-ft |
| Compression Ratio | 10.3:1 |
| Fuel System | Sequential Fuel Injection |
| Fuel Type | Regular Unleaded |
In conclusion, the 2007 Chevy Trailblazer 4.2 engine offers a powerful and reliable performance. With its Vortec engine configuration and recommended engine oil specifications, it is built to provide a smooth and efficient driving experience. By following the recommended service intervals, you can ensure the longevity and optimal performance of your Trailblazer’s engine.
1 Comment
Dave P · 01/08/2024 at 16:44
The 4.2 Vortec engine used a timing chain lasting well over 225k miles.