GMC’s 2021 Sierra Pickup Gets New Tech, Price Adjustment

General Motors wants to squash two of the top anxiety-invoking situations pickup drivers encounter when towing, according to a report in the Detroit Free Press, So the automaker is introducing: Jack-Knife Alert and trailer-length indicator technologies to the light-duty and heavy-duty version of the 2021 GMC Sierra pickup. “Jack-Knife Alert will detect how close the trailer is […]

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