Shopping for 2004-GMC-Envoy
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Fuel Injector
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A-Premium®Part # APFI178
8pc Fuel Injector 2-Blade Terminal A-Premium APFI178
4.611 Reviews
$85.99
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3-year warranty
90 days free return
Fits 2004 - 2004 Buick Rainier, 2002 - 2005 Cadillac Escalade, 2002 - 2006 Cadillac Escalade, 2003 - 2006 Cadillac Escalade ESV, 2002 - 2006 Cadillac Escalade EXT, 2002 - 2004 Chevrolet Avalanche 1500, 2003 - 2007 Chevrolet Express 1500, 2003 - 2007 Chevrolet Express 2500, 2003 - 2005 Chevrolet Express 2500, 2003 - 2007 Chevrolet Express 2500, 2005 - 2007 Chevrolet Express 3500, 2003 - 2007 Chevrolet Express 3500, 2001 - 2006 Chevrolet Silverado 1500, 2000 - 2000 Chevrolet Silverado 1500, 2004 - 2006 Chevrolet Silverado 1500, 2000 - 2006 Chevrolet Silverado 1500, 2003 - 2007 Chevrolet Silverado 1500, 2007 - 2007 Chevrolet Silverado 1500 Classic, 2007 - 2007 Chevrolet Silverado 1500 Classic, 2001 - 2003 Chevrolet Silverado 1500 HD, 2005 - 2006 Chevrolet Silverado 1500 HD, 2007 - 2007 Chevrolet Silverado 1500 HD Classic, 2002 - 2002 Chevrolet Silverado 2500, 1999 - 2004 Chevrolet Silverado 2500, 2002 - 2002 Chevrolet Silverado 2500 HD, 2001 - 2006 Chevrolet Silverado 2500 HD, 2001 - 2006 Chevrolet Silverado 3500, 2007 - 2007 Chevrolet Silverado 3500 Classic, 2007 - 2007 Chevrolet Silverado 3500 HD, 2003 - 2004 Chevrolet SSR, 2000 - 2005 Chevrolet Suburban 1500, 2006 - 2006 Chevrolet Suburban 1500, 2000 - 2006 Chevrolet Suburban 2500, 2000 - 2006 Chevrolet Tahoe, 2000 - 2006 Chevrolet Tahoe, 2006 - 2006 Chevrolet Trailblazer, 2003 - 2004 Chevrolet Trailblazer EXT, 2003 - 2004 GMC Envoy XL, 2004 - 2004 GMC Envoy XUV, 2003 - 2006 GMC Savana 1500, 2007 - 2007 GMC Savana 1500, 2003 - 2007 GMC Savana 2500, 2003 - 2005 GMC Savana 2500, 2003 - 2007 GMC Savana 2500, 2004 - 2007 GMC Savana 3500, 2003 - 2007 GMC Savana 3500, 2001 - 2006 GMC Sierra 1500, 2000 - 2000 GMC Sierra 1500, 2005 - 2006 GMC Sierra 1500, 2000 - 2006 GMC Sierra 1500, 2001 - 2007 GMC Sierra 1500, 2001 - 2003 GMC Sierra 1500 HD, 2005 - 2006 GMC Sierra 1500 HD, 2007 - 2007 GMC Sierra 1500 HD Classic, 2000 - 2000 GMC Sierra 2500, 2002 - 2002 GMC Sierra 2500, 1999 - 2004 GMC Sierra 2500, 2002 - 2002 GMC Sierra 2500 HD, 2001 - 2006 GMC Sierra 2500 HD, 2007 - 2007 GMC Sierra 2500 HD, 2001 - 2002 GMC Sierra 3500, 2003 - 2006 GMC Sierra 3500, 2007 - 2007 GMC Sierra 3500 Classic, 2007 - 2007 GMC Sierra 3500 HD, 2000 - 2006 GMC Yukon, 2000 - 2006 GMC Yukon, 2001 - 2006 GMC Yukon, 2000 - 2001 GMC Yukon XL 1500, 2002 - 2006 GMC Yukon XL 1500, 2002 - 2006 GMC Yukon XL 1500, 2000 - 2000 GMC Yukon XL 2500, 2001 - 2006 GMC Yukon XL 2500, 2005 - 2007 Hummer H2, 2003 - 2004 Hummer H2, 2003 - 2004 Isuzu Ascender, 2003 - 2007 Isuzu NPR
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Vehicle: 2004 GMC Envoy
Quantity8
Item LocatedCanada
ColorBlack
item #1004RVY3
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A-Premium®Part # APFI235
6pc Fuel Injector 2-Pin Terminal A-Premium APFI235
4.611 Reviews
$80.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004 - 2007 Buick Rainier, 2004 - 2006 Chevrolet Colorado, 2007 - 2007 Chevrolet Colorado, 2004 - 2006 Chevrolet Colorado, 2007 - 2007 Chevrolet Colorado, 1999 - 2001 Chevrolet LUV, 2002 - 2007 Chevrolet Trailblazer, 2002 - 2006 Chevrolet Trailblazer EXT, 2004 - 2006 GMC Canyon, 2007 - 2007 GMC Canyon, 2004 - 2006 GMC Canyon, 2007 - 2007 GMC Canyon, 2002 - 2007 GMC Envoy, 2002 - 2006 GMC Envoy XL, 2004 - 2005 GMC Envoy XUV, 2006 - 2006 Hummer H3, 2007 - 2007 Hummer H3, 2003 - 2007 Isuzu Ascender, 2007 - 2008 Isuzu i-290, 2006 - 2006 Isuzu i-350, 2007 - 2008 Isuzu i-370, 2002 - 2004 Oldsmobile Bravada, 2005 - 2007 Saab 9-7x
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: 2004 GMC Envoy
Quantity6
Item LocatedCanada
ColorBlack
Part interchange
FJ319, FJ10578, 25313185, 12569573, 8125695730, 17113680
item #1004QCP1
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What is a fuel injector?
A fuel injector is the precision dispenser of fuel in your vehicle's engine, functioning like a skilled chef adding just the right ingredients to a recipe. Its primary role is to deliver a carefully measured amount of fuel into the engine's combustion chamber at precisely the right moment. This fuel combines with air to create a combustible mixture, which is ignited by the spark plugs to generate the power that propels your vehicle.
What sets a fuel injector apart is its intelligence. It's in constant communication with the engine's control unit, which provides instructions based on your driving conditions. Whether you're idling in traffic or accelerating on the highway, the fuel injector adjusts the amount of fuel delivered to ensure your engine operates efficiently and performs optimally.
What are the signs of bad fuel injectors?
When fuel injectors are at the top of their game, the engine hums like a finely tuned machine. But when they falter, it's like having a construction crew with hammers instead of blueprints.
- Poor fuel efficiency: Reduced gas mileage and increased refueling frequency.
- Engine misfires: Loss of power, rough idling, and stumbling during acceleration.
- Reduced engine power: Noticeable power decrease, especially when accelerating or climbing hills.
- Engine stalling: The engine cuts out or loses power, often at idle or low speeds.
- Rough idling: Irregular and shaky engine idle with rpm fluctuations.
- Excessive exhaust smoke: Black exhaust smoke due to over-fueling and incomplete combustion.
- Check engine light: Illumination of the check engine light, indicating fuel injector issues.
- Unusual engine noises: Clicking or tapping sounds from failing fuel injectors.
- Engine knocking: Severe cases may lead to engine knocking or pinging sounds, signaling potential engine damage.
- Poor emissions: Increased emissions that could cause a failed emissions test.
- Poor performance: Overall decreased engine performance, including sluggish acceleration and responsiveness.
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