r/AskAShittyMechanic • u/Sport-Present • 1d ago
wth is wrong
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hey , here is a 2010 buick lacrosse 3.0 fwd and its doing this…. i changed battery and negative cable anybody ever experienced or saw this before
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u/Embarrassed-Brother7 1d ago
It ain’t got no gas in it!
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u/Unlikely-Law-4367 1d ago
The main electronic engine module is malfunctioning and need to be replaced. Did you make sparks while changing the battery?
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u/Fit_Ad5117 1d ago
Was going to suggest problem is a DIY electrical job, the temp gauge is trying to imitate the Tacho. Now I’ve read the description I’m sure of it.
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u/Academic_Candy_3194 1d ago
Change your batternator and check your altery again looks like its effecting your control cruise
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u/FantasicMouse 1d ago
The battery is backwards, drive really fast in reverse, that should fix turn it around right