Savana 3500 V8-6.0L (2007)
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2. Lubricate the NEW fuel injector O-ring seals (2, 4) with clean engine oil.
3. Install the NEW injector O-ring seals onto the fuel injector.
4. Install a NEW retainer clip (1) onto the fuel injector.
5. Install the fuel injector (17) into the fuel rail injector socket with the electrical connector facing outward. The retainer clip (19) locks onto a flange
on the fuel rail injector socket.
6. Install the fuel rail.
Fuel Rail and Injectors Installation
Fuel Rail and Injectors Installation
Caution: Refer to Fuel Rail Stop Bracket Installation Caution in Service and Precautions.
Important: DO NOT use the fuel injector O-ring seals again. Install NEW fuel injector O-ring seals during assembly.
1. Lubricate the NEW fuel injector O-ring seals with clean engine oil.
2. Install the O-ring seals onto the fuel injectors.
3. Install a new O-ring seal to the right side of the crossover tube.
4. Assemble the crossover tube and bolt to the right fuel rail.
5. Install the fuel rail, with fuel injectors, into the intake manifold.
Press evenly on both sides of the fuel rail until all of the injectors are seated in their bores.
6. Apply a 5 mm (0.2 in) band of threadlock GM P/N 12345382 (Canadian P/N 10953489), or equivalent, to the threads of the fuel rail bolts. Refer
to Sealers, Adhesives, and Lubricants.
Notice: Refer to Fastener Notice in Service Precautions.