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Buick
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1997
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Riviera V6-3.8L SC VIN 1
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Repair and Diagnosis
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Specifications
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Pressure, Vacuum and Temperature Specifications
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Fuel Delivery and Air Induction
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System Specifications
System Specifications
48-55 psi
With shop towel wrapped around
fuel pressure
valve to prevent spillage, connect fuel pressure gauge to
fuel pressure test port
. Check fuel pressure w/
ignition switch
On, engine not running.