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Redbird · 11-04-2021, 09:11 AM

You can gauge your fuel mileage running a vacuum gauge. Keep it in the green or high green as you drive, and you get the most mileage.

11-04-2021, 09:11 AM	#13
Redbird Senior Member Join Date: Feb 2015 Location: Georgetown, TX Posts: 535	Re: vacuum gauge as diagnostics tool You can gauge your fuel mileage running a vacuum gauge. Keep it in the green or high green as you drive, and you get the most mileage.