how is the "cam ring retainer" removed to acces the fuel pump for replacemetnt.
is it just twist and turn or is there a tool that is needed.
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1997 GMC 1500 Pickup Question: fuel pump replacement
Answer #1patrick mannion from Greg Solow's Engine Room, July 07, 2009, 02:28Master
I'm sure GM have a special tool but I have always used a screw driver and tap the ring counter clockwise to remove it. On reassemble ensure the sealing gasket/O Ring is properly installed or it will result in a Evaporative Emission failure.