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What is the fuel pressure for a 1999 ck 1500 truck classic body style with 5.7 vortec?

The fuel pressure for a 1999 Chevrolet C1500 with a 5.7L Vortec engine should be between 58 and 62 PSI (pounds per square inch). This is when the engine is running. The pressure will be slightly higher when the engine is off and the fuel pump is building pressure. Always consult your vehicle's repair manual for the most accurate specifications.