Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Pontiac Aztek Base, FWDFACTORY OEM SERVICE PROCEDURE
Installation Procedure
WARNING: This page is about a different car, the 2004 Chevrolet Monte Carlo and 2004 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
- Install the fuel injector upper O-ring (2).
- Install the fuel injector lower O-ring (4).
- Install the fuel injector (3) to the fuel rail.
- Install the fuel injector retaining clip (1).
- Install the fuel rail. Refer to Fuel Rail Assembly Replacement .
- Inspect for fuel leaks with the following procedure:
- Turn ON the ignition for 2 seconds.
- Turn OFF the ignition for 10 seconds.
- Turn ON the ignition.
- Inspect for fuel leaks.
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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