1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 310Get this manual

1999 Mercruiser HI-Performance GM 377 EFI Engine Service Manual, Page 310

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FUEL INJECTION DISASSEMBLY AND REASSEMBLY

aIdle Air Control Valve (IAC) Connector 4 Reset IAC valve pintle position after reconnecting negative () battery cableaTurn ignition key ON for t