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    Cooling Mystery 7.4 volvo GIPWTR

    1999 Volvo Penta 7.4 GIPWTR and a DPS M 1.78 41120685320 / 3868912 Before 1st time in water this summer I had the lower unit oil changed, impellor changed, engine oil/filter changed. Put boat in water and it overheated. Ran hot (about 230) for about 5 minutes before I new it. Got back to the...
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    Voltage drop while using the power trim

    I've looked all over the forum for answers on voltage drop while using the trim and have found nothing. Several topics on the trim not working, but not just voltage drop. Sorry if I missed it. boat: 1999 Cobalt 25ls, 7.4 gi pwtr (4110178868) My problem: trim up or down, the voltage drops...
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    ECM emergency shut down mode - 7.4 gi 1999 fuel injected

    I'm new to the forum so forgive me if I didn't search properly. I just purchased a 1999 Cobalt 25ls with a 7.4 gi, 850 hours on the meter. Well maintained boat over its life. I put 10 hours on it in two days and it ran perfect, then got to exploring the engine. I took the cap off what...
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