The viral video features two elderly men from the US inside a driverless cab and reacting to it in an amusing manner.
The new Sierra is offered with three engine options - a 1.5-litre Kryotec turbo diesel with 118 hp of power, 280 nm torque.
Gadget on MSN
Get the best seat in the house
We’ve all been there – from the budget seats at a stadium concert, to being stuck behind a sea of parents with tripods at the ...
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