Regulatory information

See also:

Oil viscosity
The engine oil viscosity or thickness changes with temperature. Because of this, it is important to select the engine oil viscosity based on the temperatures at which the vehicle will be opera ...

Safety
The 2007 Nissan Altima received a Good rating — the highest possible — in the Insurance Institute for Highway Safety's frontal-offset crash test. As of publication, IIHS hasn't subjected the A ...

Rapid air pressure loss
Rapid air pressure loss or a “blow-out” can occur if the tire is punctured or is damaged due to hitting a curb or pothole. Rapid air pressure loss can also be caused by driving on under-inflate ...