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  1. M

    2005 Tahoe Q6 (5.0 MPI) Won't Turnover

    Measuring 7.5 at the ignition amd post of starter solenoid/relay too... I was only using test light initially, which is why I thought I had power, but multi-meter seems to support that the voltage drop is due to a faulty or corroded CB. I have a new one on the way and hope that voltage drop is...
  2. M

    2005 Tahoe Q6 (5.0 MPI) Won't Turnover

    Update... used multi-meter to test 50A breaker for actual voltage and one post with red wire measures 13.5V while the other post with red/purple striped wire measures 7 5V. Does this indicate the breaker is bad and my problem? Any help is greatly appreciated!
  3. M

    2005 Tahoe Q6 (5.0 MPI) Won't Turnover

    Went to start my boat the other day and got nothing when turning ignition (not even a click at solenoid). Boat was running and started fine when I ran it last season, although I had to replace the tilt/trim motor in the offseason. I've done my best to this point trouble shooting, including...
  4. M

    2006 Tahoe Q6 Dead at ignition switch

    Where was the fuse located? I'm having the same issue but can't find a 20A ignition fuse. Getting power at the breaker, but nothing when turning the key. Mine is a 5.0 MPI, so I'm not sure if the wiring is identical .
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