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- Wed Sep 06, 2023 4:22 pm
- Forum: Older Boats and Series
- Topic: Overheating issues again
- Replies: 31
- Views: 7396
Re: Overheating issues again
I have a Cobalt 2015 220S with the Mercruiser 350 Mag. I am getting an alarm and the boat shuts down into guardian mode. This just started happening. The boat has 226 hours on it. New impeller two years ago. I took the boat to a marine mechanic and he says the codes the boat is throwing are hot ...