Fuel Feed Pipe Replacement

Fig 1: Fuel Feed Pipe

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
Preliminary Procedures Relieve the low side fuel system pressure. Refer to Fuel Pressure Relief (High Pressure Side) or Fuel Pressure Relief (Without CH 48027) or Fuel Pressure Relief (With CH 48027) . Disconnect the fuel feed line quick connect fitting from the fuel feed pipe. Refer to Metal Collar Quick Connect Fitting Service .
1	High Pressure Fuel Pump Fitting CAUTION: Refer to Fastener Caution . Procedure Discard the pipe when removed, and install a new pipe. Lubricate the fuel feed pipe and the high pressure fuel pump fitting with silicon-free engine oil GM P/N 12345610 (Canadian P/N 993193) or equivalent. Tighten: 32 N.m (24 lb ft)
2	Fuel Feed Pipe Bolt (Qty: 2) Tighten: 10 N.m (89 lb in)

Callout

Component Name

Preliminary Procedures

High Pressure Fuel Pump Fitting

CAUTION: Refer to Fastener Caution .

Procedure

Discard the pipe when removed, and install a new pipe.
Lubricate the fuel feed pipe and the high pressure fuel pump fitting with silicon-free engine oil GM P/N 12345610 (Canadian P/N 993193) or equivalent.

Tighten: 32 N.m (24 lb ft)

Fuel Feed Pipe Bolt (Qty: 2)

Tighten: 10 N.m (89 lb in)