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Here is a list of gauges that it I see supposed to display. I've never personally used it to check the coolant temp so I'm not 100% sure on that. I suppose I could take it out of the box and check if you want me to.
Good deal. I have one and use it a lot. That thing shows a lot of options for the $
Yeah, only thing is I wish it had the GM specific codes that let it monitor knock, but yeah I think its a fair deal and lets me monitor coolant temps since 99+ cars have an idiot light for a coolant temp gauge.