Pontiac Pontiac Grand Prix 2004-2008 Fuel System Specifications
Explore the detailed fuel specifications for the 2004-2008 Pontiac Grand Prix, including fuel type, tank capacity, and system components. Ideal for maintenance, repairs, and performance upgrades.
Overview Specifications
This document provides detailed fuel specifications for the 2004-2008 Pontiac Grand Prix. It includes information on fuel types, fuel economy, tank capacity, and related technical details. Use this guide to understand the vehicle's fuel requirements and optimize performance. The document is organized into sections for easy navigation and includes a quick reference table for key specifications.
How to Use
Use the search function to quickly locate specific terms or phrases within the document. Enter keywords related to fuel specifications, such as 'octane' or 'mileage,' to find relevant information.
Navigate through the document by scrolling or using the table of contents. Each major section is labeled for clarity, and subsections provide detailed information on specific fuel-related topics.
Key Specifications
Fuel Type
Unleaded Gasoline
Octane Rating
87 or higher
Fuel Tank Capacity
18.5 gallons
City MPG
17-19 MPG
Highway MPG
26-28 MPG
Available Specifications
Fuel Types
This section covers the types of fuel recommended for the 2004-2008 Pontiac Grand Prix. It includes details on octane ratings, alternative fuel options, and the impact of fuel choice on engine performance.
Fuel Types
This section covers the types of fuel recommended for the 2004-2008 Pontiac Grand Prix. It includes details on octane ratings, alternative fuel options, and the impact of fuel choice on engine performance.
Recommended Fuel
- Use unleaded gasoline with an octane rating of 87 or higher.
- Premium fuel (91 octane or higher) is recommended for optimal performance.
- Avoid using diesel or ethanol blends above 10%.
- Using lower octane fuel may cause engine knocking.
Alternative Fuels
- E85 (85% ethanol) is not compatible with this model.
- Flex-fuel vehicles are not supported in this generation.
- Biodiesel is not recommended for the Grand Prix.
- Consult the owner's manual for specific fuel guidelines.
Fuel Economy
This section provides information on the fuel efficiency of the 2004-2008 Pontiac Grand Prix. It includes city, highway, and combined mileage estimates, as well as factors that affect fuel economy.
Fuel Economy
This section provides information on the fuel efficiency of the 2004-2008 Pontiac Grand Prix. It includes city, highway, and combined mileage estimates, as well as factors that affect fuel economy.
MPG Estimates
- City mileage: 17-19 MPG.
- Highway mileage: 26-28 MPG.
- Combined mileage: 21-23 MPG.
- Actual mileage may vary based on driving conditions.
Factors Affecting Economy
- Aggressive driving reduces fuel efficiency.
- Proper tire inflation improves mileage.
- Regular maintenance ensures optimal fuel economy.
- Excessive idling wastes fuel.
Fuel Tank and Capacity
This section details the fuel tank specifications for the 2004-2008 Pontiac Grand Prix, including capacity, materials, and refueling recommendations.
Fuel Tank and Capacity
This section details the fuel tank specifications for the 2004-2008 Pontiac Grand Prix, including capacity, materials, and refueling recommendations.
Tank Specifications
- Fuel tank capacity: 18.5 gallons (70 liters).
- Material: High-density polyethylene.
- Designed to minimize fuel evaporation.
- Includes a built-in fuel pump assembly.
Refueling Tips
- Turn off the engine before refueling.
- Use the recommended fuel grade for best results.
- Avoid overfilling the tank to prevent spills.
- Inspect the fuel cap for proper sealing.
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Component Specifications
Overview
- Type
- Gasoline
- Octane Rating
- 87 (Regular)
- Fuel System
- Sequential Multi-Port Fuel Injection
- Tank Capacity
- 18.5 gallons
- Fuel Economy
- 17 city / 28 highway MPG
Dimensions
- Tank Length
- 36.2 inches
- Tank Width
- 24.5 inches
- Tank Height
- 12.8 inches
- Fuel Line Diameter
- 0.375 inches
- Fuel Pump Output
- 45 psi
- Fuel Filter Size
- 3.25 inches length x 2 inches diameter
- Fuel injector Flow Rate
- 24 lbs/hr
Materials
- Fuel Tank
- High-density polyethylene
- Fuel Lines
- Nylon with rubber coating
- Fuel Pump
- Stainless steel and plastic
- Fuel Filter
- Pleated paper element with metal casing
Features
- Fuel Delivery
-
- Electronic fuel injection
- Returnless fuel system
- Variable fuel pressure control
- Tank Features
-
- Internal baffles for slosh control
- Integrated fuel pump module
- Rollover valve
- Vapor recovery system
- Emission Control
-
- Evaporative emissions system
- Charcoal canister
- Purge valve control
- Safety
-
- Fuel tank impact protection
- Automatic shutoff valve
- Firewall protection
Safety Features
- Tank Safety
-
- Crash-resistant design
- Flame arrestor in filler neck
- Leak detection system
- Fire Protection
-
- Fuel cutoff in crash
- Heat shields around exhaust
- Insulated fuel lines
Comfort Features
- Refueling
-
- Easy-access fuel door
- Locking fuel cap
- Automatic shutoff nozzle
- Driving
-
- Smooth fuel delivery
- Quiet fuel pump operation
- Stable fuel pressure
Accessories
- Fuel Additives
-
- Fuel injector cleaner
- Octane booster
- Fuel system treatment
- Maintenance
-
- Fuel filter replacement kit
- Fuel pump assembly
- Fuel line repair kit
- Performance
-
- High-flow fuel filter
- Upgraded fuel pump
- Fuel pressure regulator
Maintenance
- 0
- Inspect fuel lines for leaks every 15,000 miles
- 1
- Replace fuel filter every 30,000 miles
- 2
- Clean fuel injectors every 50,000 miles
- 3
- Check fuel pump pressure every 60,000 miles
- 4
- Inspect fuel tank for damage every 100,000 miles
Warranty
- Fuel System
- Years: 3Miles: 36,000Coverage: Parts and labor
- Emissions
- Years: 8Miles: 80,000Coverage: Diagnosis and repair
- Corrosion
- Years: 6Miles: 100,000Coverage: Perforation only
Production Details
- Manufacturer
- General Motors
- Manufacturing Process
-
- Injection molding for fuel tank
- Robotic assembly for fuel pump module
- Precision machining for fuel injectors
- Quality Control
- Leak Testing: 100% testedPressure Testing: 100% testedFlow Rate Verification: Sampled testing
- Sustainability
-
- Recycled materials in fuel tank
- Low-emission manufacturing
- Eco-friendly packaging
- Production Metrics
- Daily Output: 500 unitsDefect Rate: 0.1%Energy Efficiency: 95%
Service Information for fuel Service
Maintenance and service requirements specific to the fuel system
- Inspect fuel lines for leaks
- Check fuel pressure
- Inspect fuel tank for damage
- Test fuel pump operation
Perform visual inspection of all fuel system components
- Replace fuel filter
- Clean fuel injectors
- Inspect fuel pump assembly
- Check fuel system for contamination
Use OEM replacement parts for optimal performance
- Test fuel pump pressure
- Inspect fuel tank for corrosion
- Replace fuel pump if necessary
- Check evaporative emissions system
Specialized equipment required for pressure testing
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What type of fuel is compatible with the 2004-2008 Pontiac Grand Prix?
What type of fuel is compatible with the 2004-2008 Pontiac Grand Prix?
The 2004-2008 Pontiac Grand Prix is designed to run on regular unleaded gasoline with an octane rating of 87 or higher. Using higher octane fuel is not necessary but can improve performance in certain conditions. Avoid using diesel or ethanol blends above E10, as they may damage the engine or fuel system components.
Q2 What is the recommended maintenance schedule for the fuel system?
What is the recommended maintenance schedule for the fuel system?
Regular fuel system maintenance includes replacing the fuel filter every 30,000 miles, inspecting fuel lines for leaks or wear, and cleaning fuel injectors every 50,000 miles. Additionally, use fuel system cleaners periodically to prevent carbon buildup. Always follow the manufacturer's guidelines in the owner’s manual for optimal performance and longevity.
Q3 How do I replace the fuel filter on a 2004-2008 Pontiac Grand Prix?
How do I replace the fuel filter on a 2004-2008 Pontiac Grand Prix?
To replace the fuel filter, first relieve the fuel system pressure by removing the fuel pump fuse and running the engine until it stalls. Locate the fuel filter, usually near the fuel tank. Disconnect the fuel lines using a line disconnect tool, remove the old filter, and install the new one, ensuring proper orientation. Reconnect the fuel lines and restore fuel system pressure.
Q4 What should I do if my Pontiac Grand Prix is experiencing fuel system issues?
What should I do if my Pontiac Grand Prix is experiencing fuel system issues?
If you notice symptoms like poor fuel economy, engine hesitation, or difficulty starting, check for clogged fuel filters, faulty fuel pumps, or dirty injectors. Use a diagnostic scanner to check for error codes. Inspect fuel lines for leaks and ensure the fuel pressure is within the specified range. Replace or clean components as needed.
Q5 How can I optimize fuel efficiency in my Pontiac Grand Prix?
How can I optimize fuel efficiency in my Pontiac Grand Prix?
To improve fuel efficiency, maintain proper tire pressure, use high-quality fuel, and replace air filters regularly. Avoid aggressive driving and excessive idling. Ensure the fuel system is clean and free of obstructions. Regularly check and replace spark plugs and ignition components to ensure optimal combustion and performance.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2004-2008 Pontiac Grand Prix Service Manual
Coming SoonThis comprehensive manual provides detailed instructions for maintenance, repairs, and troubleshooting for the Pontiac Grand Prix.
Technical Service Bulletin: Fuel System Updates
Coming SoonThis bulletin outlines updates and fixes for common fuel system issues in the 2004-2008 Pontiac Grand Prix.
Pontiac Grand Prix Parts Catalog
Coming SoonA detailed catalog of OEM and aftermarket parts for the 2004-2008 Pontiac Grand Prix, including fuel system components.
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Technical Information
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