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SailinAway · 10-03-2022, 11:06 AM

How come my MPG always says 31 mph, no matter what speed or distance I drive? Are you supposed to reset that each time you fill up? I thought the MPG was supposed to adjust itself while you're driving so you can change your speed accordingly. Chevy Sonic.

10-03-2022, 11:06 AM	#1
SailinAway Senior Member Join Date: Apr 2019 Posts: 991 Thanks: 256 Thanked 280 Times in 169 Posts	Can't understand my MPG How come my MPG always says 31 mph, no matter what speed or distance I drive? Are you supposed to reset that each time you fill up? I thought the MPG was supposed to adjust itself while you're driving so you can change your speed accordingly. Chevy Sonic.