gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Fuel Supply Line > < Fuel Rail|Description and Operation|Page 4735
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3. Install the fuel feed inlet pipe to the fuel rail (2). Refer to Quick Connect Fitting(s) Service (Plastic Collar).

IMPORTANT:  Rotate the fuel injectors as required to avoid stretching the wire harness.

4. Install the fuel injector electrical connectors.
5. Install the intake manifold assembly.
6. Reconnect negative battery cable.
7. Inspect for fuel leaks through the following steps:

7.1. Turn ON the ignition for two seconds.
7.2. Turn OFF the ignition for ten seconds.
7.3. Turn ON the ignition.
7.4. Check for fuel leaks.

Fuel Supply Line > < Fuel Rail|Description and Operation|Page 4735