Installation Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra, 2007 GMC Cab & Chassis Sierra, 2007 Chevrolet Silverado, and 2007 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Fuel Rail Fuel Pressure Sensor Wiring Harness Extension & Pressure Sensor

Courtesy of GENERAL MOTORS CORP.

NOTE: Refer to Fastener Notice .

Install the fuel rail fuel pressure sensor (2).
Tighten: Tighten the sensor to 70 N.m (52 lb ft).
Connect the fuel rail fuel pressure sensor wiring harness extension (1) to the fuel rail fuel pressure sensor.

Fig 2: View Of EGR Valve Cooler Rear Bracket

Courtesy of GENERAL MOTORS CORP.

Position the EGR valve cooler rear bracket to the cylinder head and install the bolts.
Tighten: Tighten the bolts to 25 N.m (18 lb ft).

Fig 3: View Of Engine Wiring Harness Electrical Connector, Bracket & Extension Clip

Courtesy of GENERAL MOTORS CORP.

Connect the engine wiring harness electrical connector (1) to the fuel rail fuel pressure sensor wiring harness extension electrical connector.
Install the fuel rail fuel pressure sensor wiring harness extension clip (3) to the wiring harness bracket.
Install the right exhaust pipe. Refer to Exhaust Pipe Replacement - Right Side (6.6L) .
Install the EGR valve cooler. Refer to Exhaust Gas Recirculation Valve Cooler Replacement .
Prime the fuel system. Refer to Fuel System Priming .
Start the engine. If the engine stalls, repeat the above step.
Once the engine starts, inspect for fuel leaks.