Removal Procedure

Fig 1: Proper Connection Of Pressure Adapter & Gage Bar Set To Fuel Rail

Courtesy of GENERAL MOTORS CORP.

CAUTION: Do not allow smoking or the use of open flames in the area where work on the fuel or EVAP system is taking place. Anytime work is being done on the fuel system, disconnect the negative battery cable, except for those tests where battery voltage is required.

CAUTION: Whenever fuel line fittings are loosened or removed, wrap a shop cloth around the fitting and have an approved container available to collect any fuel.

Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure .
Disconnect the vacuum line.

Fig 2: Disconnecting Vacuum Line From Fuel Pressure Regulator

Courtesy of GENERAL MOTORS CORP.

Remove the retaining bolts.
Remove the fuel pressure regulator.