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Username Post: How do I get better fuel pressure
redvett01 
Senior Member
Posts: 1245
redvett01
Loc: Wickenburg, AZ
Reg: 10-23-03
06-10-21 08:59 AM - Post#2821442    
    In response to 2000 4x4 GMC

If you are losing fuel pressure when engine is shut off you have a fuel injector leaking. Fuel pressure being low is another issue it should be 60-66 psi so look at the regulator its possibly leaking, check the vacuum hose for gas in it.
K1500 04 Silverado EXT

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