Fuel Injection Fuel Rail Fuel Pressure Sensor Replacement

Fig 1: Identifying Fuel Injection Fuel Rail Fuel Pressure Sensor And Bolt

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Intake Manifold Shield Bolt (Qty: 2) CAUTION: Refer to Fastener Caution . Tighten 25 (18 lb ft)
2	Intake Manifold Shield
3	Fuel Injection Fuel Rail Fuel Pressure Sensor CAUTION: Refer to Component Fastener Tightening Caution . Procedure Disconnect the fuel injection fuel rail fuel pressure sensor harness connector. If the scan tool DPF Soot Mass is less than 30 grams, enable the DPF. Refer to Diesel Particulate Filter (DPF) Regeneration Enable . If the scan tool DPF Soot Mass is 30 grams or greater, refer to Diesel Particulate Filter (DPF) Service Regeneration . Tighten 70 (52 lb ft)

Callout

Component Name

Intake Manifold Shield Bolt (Qty: 2)

CAUTION:

Tighten
25 (18 lb ft)

Intake Manifold Shield

Fuel Injection Fuel Rail Fuel Pressure Sensor

CAUTION:

Procedure

Disconnect the fuel injection fuel rail fuel pressure sensor harness connector.
If the scan tool DPF Soot Mass is less than 30 grams, enable the DPF. Refer to Diesel Particulate Filter (DPF) Regeneration Enable .
If the scan tool DPF Soot Mass is 30 grams or greater, refer to Diesel Particulate Filter (DPF) Service Regeneration .

Tighten
70 (52 lb ft)