Astro Van M V6-262 4.3L VIN W CPI (1992)
return) have "male" fittings, and the fittings towards the rear of the vehicle have "female" fittings.
5. Install the J 44466-2 (1) (this hose has two 90 degree male fittings and no service port) to the "fuel tank" side of the fuel pressure and return lines.
Installation of this hose eliminates the need to electrically disable the fuel pump and allows fuel to recirculate to the fuel tank.
Important:
This cleaning procedure and service tools separate the fuel tank and pump from the cleaning process. Do not allow the Top Engine Cleaner solution
to reach the fuel tank and/or pump. Top Engine Cleaner solution may cause a failure of the fuel pump.
6.
Install the J 44466-1(3) (this hose has two female fittings and a service port) to the "engine side" of the fuel pressure and return lines. Installation
of this hose creates a "loop" through the hose and the engine side of the fuel system.
