EGR system: Revision history

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6 July 2026

  • curprev 20:3120:31, 6 July 2026 Cliff talk contribs 5,906 bytes +5,906 Created page with "'''EGR system''' refers to the exhaust gas recirculation system used on the Pontiac Fiero. EGR stands for '''Exhaust Gas Recirculation'''. The system allows a controlled amount of exhaust gas to enter the intake under certain operating conditions. This helps reduce combustion temperature and emissions. == Overview == The EGR system is an emissions-control system. It is not active under all driving conditions. The ECM controls EGR operation based on engine temp..."
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