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• 20:45, 6 July 2026 Cliff talk contribs created page Fuel pressure test (Created page with "'''Fuel pressure test''' refers to checking fuel-system pressure on the Pontiac Fiero. A fuel pressure test is useful when diagnosing no-start conditions, hesitation, poor acceleration, lean or rich running, stalling, hard starting, and fuel-related diagnostic trouble codes. == Overview == The Fiero fuel system must provide the correct pressure and volume for the engine to run properly. Low fuel pressure can cause lean running, hesitation, stalling, poor accelera...")