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GMC
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Fuel System
fuel pressure
fuel pressure test Howell fuel injection
1977 GMC
1,000,655 MILES • V8 • FWD • AUTOMATIC
PANDJMAC
MEMBER
1 POST
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how to test fuel pressure on a tbi
Feb 19, 2011 at 12:10 AM
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WRENCHTECH
CERTIFIED EXPERT
20,761 POSTS
It can be tricky on those. they make an adapter that can be installed in place of the fuel filter. That's probably the easiest one to use.
Feb 19, 2011 at 12:25 AM