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What is the recommended fuel pressure of a 1995 Pontiac transport with 3.1 engine?

The recommended fuel pressure for a 1995 Pontiac Transport with a 3.1L engine is between 39 and 45 PSI (pounds per square inch). This should be measured at the fuel rail with the engine running. However, it's crucial to consult your vehicle's repair manual for the most accurate and up-to-date information. The pressure might slightly vary depending on the specific engine configuration or even the testing method.