Express 2500 V8-6.6L DSL Turbo (2010)
3. Disconnect the fuel rail pressure sensor electrical connector (1).
4. Prior to removal, clean the fuel pressure sensor and surrounding area thoroughly with solvent, such as GM P/N 12377981 (Canadian P/N
10953463) or equivalent.
5. Using compressed air, thoroughly blow dry the sensor and surrounding area.
6. Remove the fuel pressure sensor (3).
Installation Procedure
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
1. Install the fuel pressure sensor (3) and tighten to 70 Nm (52 lb ft).
2. Connect the fuel rail pressure sensor electrical connector (1).
3. Install the EGR cooler tube. Refer to Exhaust Gas Recirculation Valve Cooler Replacement (See: Powertrain Management/Emission Control
Systems/Exhaust Gas Recirculation/EGR Cooler/Service and Repair/Exhaust Gas Recirculation Valve Cooler Replacement).
4. Prime the fuel system. Refer to Fuel System Priming (See: Powertrain Management/Fuel Delivery and Air Induction/Service and Repair/Fuel
System Priming).
