gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Fuel Injector Flow Rate Programming|Page 8029 > < Fuel Injector Flow Rate Programming|Page 8027
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4. Clean the fuel injector high pressure line.
5. Inspect the fuel injector line for excessive corrosion or damage to the sealing surfaces (1, 2). Replace the line if any damage is found.

INSTALLATION PROCEDURE

1. If necessary, install a NEW O-ring onto the fuel injector.
2. If necessary, install a NEW copper washer to the fuel injector bore.
3. If necessary, install the fuel injector bracket pins.

Fuel Injector Flow Rate Programming|Page 8029 > < Fuel Injector Flow Rate Programming|Page 8027