Fuel Rail Assembly

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Isuzu Ascender, 2005 GMC Envoy XUV, 2005 GMC Envoy XL, 2005 GMC Envoy, and 2005 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Installing Fuel Injector Harness (2) To Fuel Rail (1)

Courtesy of GENERAL MOTORS CORP.

The fuel rail assembly (1) attaches to the cylinder head. The fuel rail assembly performs the following functions:

Positions the fuel injectors (3) in the cylinder head
Distributes fuel evenly to the injectors