Fuel pressure gage installation on 2000 Pontiac Bonneville

Where is the best place to install a fuel pressure gage when trying to run down code P0300 problems?

by in Kennesaw, GA on May 28, 2011
1 answer
ANSWER by on May 28, 2011
There is a test port on the fuel rail next to the fuel pressure regulator. 48 to 55 psi is the pressure spec.
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