GMC Sierra to Feature ‘Jack-Knife Alert’ Towing Technology

General Motors wants to squash two of the top anxiety-invoking situations pickup drivers encounter when towing, writes Jamie L. LaReau for a report by 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 […]

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