Cobalt L4-2.2L (2008)
Important: Install new lower O-rings when reusing fuel injectors. Lubricate the injector tip O-rings prior to installing the injectors into
the intake manifold.
2. Install the fuel rail using the following procedure:
1. With the fuel injectors positioned downward, lower the fuel injectors into the cylinder head ports.
2. Align the injectors by rotating the fuel rail forward.
3. Carefully push the fuel injectors into the cylinder head ports.
Notice: Refer to Fastener Notice.
3. Install the fuel rail attaching studs.
Tighten the fuel rail studs to 10 N.m (89 lb in).
4. Connect the fuel injector harness connectors. Pull back to insure the connectors are locked in place.
5. Connect the fuel line fitting.
6. Install the air cleaner outlet resonator.
7. Connect the negative battery cable.
8. Inspect for fuel leaks using the following procedure:
1. Turn ON the ignition, with the engine OFF for 2 seconds.
2. Turn OFF the ignition for 10 seconds.
3. Turn ON the ignition.
4. Inspect for fuel leaks.
