Obviously once you’ve put your chains on – you did bring chains? – it doesn’t matter what tyres you’ve got. But when the snow ...

In 4WD or 4×4, power is routed from the engine ... system if your duties frequently take you off-road or into heavy snow where driver-controlled traction decisions are important.

Check the specific regulations for the state where you will be traveling — most states have similar provisions allowing drivers of AWD or 4WD vehicles with snow tires to drive without tire chains.

I-80 westbound is closed at the Nevada line due to spinouts. Chains required eastbound. Sierra storm continues through ...