Uniform tire quality grading
DOT (Department Of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades. Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example:
Treadwear 200 Traction AA Temperature A
See also:
INFINITI Voice Recognition System (if so equipped)
INFINITI Voice Recognition allows hands-free operation of the systems equipped on this vehicle, such as phone and vehicle information.
There are two voice recognition modes of operation available. ...
Safety, Reliability & Features
In crash tests by the Insurance Institute for Highway Safety, the G sedan
scored the top score, Good, in front and side impacts, but just Marginal in rear
impacts. The scores don't apply to the as ...
Octane rating tips
Using unleaded gasoline with an octane rating lower than recommended above can cause persistent, heavy spark knock.
(Spark knock is a metallic rapping noise.) If severe, this can lead to engine damag ...