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Fuel Pressure Test Port|Service and Repair|Page 4909 > < Diagnostic Connector - Fuel Pump|Locations
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Fuel Pressure Test Port: Service and Repair

Fuel Rail Assembly

Clean
Area around fuel pressure connection with GM X-30A or equivalent.

REMOVE OR DISCONNECT

1. Negative battery cable.
2. Relieve fuel system pressure.
3. Fuel pressure connection cap.
4. Fuel pressure connection valve.

Fuel Pressure Test Port|Service and Repair|Page 4909 > < Diagnostic Connector - Fuel Pump|Locations