Start the engine and check for leaks once again. Turn the ignition off for 10 seconds and turn the ignition back on for 2 seconds. Turn the ignition on for two seconds without starting the engine to pressurize the fuel system and inspect for fuel leaks. Purchase online or pick up at an Advance Auto Parts store. Use a torque wrench to tighten the fuel rail mounting bolts to 87 inch pounds. Get 2003 Saturn Vue Fuel Injectors parts from our OEM and aftermarket inventory at a low price. Lubricate the new fuel injector O-rings with clean engine oil. Install the new fuel injectors by reversing the removal procedure. Release the retaining clip for the fuel injector and remove the fuel injector from the fuel rail. Remove the intake manifold and unplug the fuel injector electrical connectors.ĭisconnect the fuel rail mounting bolts with a socket wrench and lift the fuel rail away from the intake manifold with the fuel injectors still attached. Relieve the fuel system pressure and disconnect the negative battery cable with a socket wrench. Beginning in 2008, models have a 2.4L LE5, 3.5L LZ4 and 3.6L LY7 engine. Models made before 2008 may have a 2.2L L61, 2.4L BAS hybrid, 3.0L L81 or 3.5L L66 engine. This depends not only on the make and model, but also the engine size. Things You'll Needĭetermine which fuel injector your Saturn VUE will need. Before replacing the injector, swap the 4 injector with the adjacent. A fuel injector is only a nozzle and a valve it still requires a pump to inject the fuel into the engine. You might also want to check the fuel rail pressure and the crank and cam angle sensors. This technology almost completely replaced carburetors in the late 1980s and its programmable firmware allows the same hardware to be used with different fuels. The Saturn VUE has a fuel injector that mixes fuel with air.
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