Uniform Tire Quality Grading

Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width.

For example:

See also:

Wheel Replacement
Replace any wheel that is bent, cracked, or badly rusted or corroded. If wheel nuts keep coming loose, the wheel, wheel bolts, and wheel nuts should be replaced. If the wheel leaks air, replace it ...

Interior Quality & Comfort
The CTS' cabin quality has held up well since this generation first hit the road as a 2008 model, and it's still competitive against newer entrants like the 535i and M37. Among the highlights are ...

Replacing Safety Belt System Parts after a Crash
WARNING! A crash can damage the safety belt system in the vehicle. A damaged safety belt system may not properly protect the person using it, resulting in serious injury or even death in a ...