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.
Circuit/System Verification
2010 Saturn Vue XE, 3.5 NSECTION Circuit/System Verification
WARNING: This page is about a different car, the 2008 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
- Inspect the fuel system for damage or external leaks before proceeding.
- Verify that adequate fuel is in the fuel tank before proceeding.
- The fuel pump relay may need to be commanded ON a few times in order to obtain the highest possible fuel pressure.
- Before proceeding with this test, review the User Manual CH 48027 for Safety Information and Instruction.
- Ignition ON, engine OFF, command the fuel pump relay ON with a scan tool. You should hear the fuel pump turn ON and OFF.
- If the fuel pump does not operate, refer to Fuel Pump Electrical Circuit Diagnosis .
- Ignition OFF, all accessories OFF, install a CH-48027 . See Special Tools . Refer to Fuel Pressure Gage Installation and Removal .
- Ignition ON, engine OFF, command the fuel pump relay ON with a scan tool. Verify the fuel pressure is between 384-425 kPa (56-62 psi) and does not decrease more than 34 kPa (5 psi) in 1 minute.
RENDER: 1.0x
NO RELATED
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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.