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Home >> Pontiac >> 2004 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 119 (Engine Control System - 4.2L (Introduction)) >> Description and Operation >> Fuel System Description >> Fuel Rail Assembly
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Fuel Rail Assembly

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Fuel Rail Assembly
GM734433Courtesy of GENERAL MOTORS CORP.

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