See also:

Three-way catalyst
The three-way catalyst is an emission control device installed in the exhaust system. Exhaust gases in the three-way catalyst are burned at high temperatures to help reduce pollutants. WARNING: ...

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 ...

Installing the spare tire
The spare tire is designed for emergency use. (See specific instructions under the heading “Wheels and tires” in the “8. Maintenance and do-it-yourself” section.) 1. Clean any mud or d ...