See also:

Troubleshooting guide
Verify the location of all Intelligent Keys that are programmed for the vehicle. If another Intelligent Key is in range or inside the vehicle, the vehicle system may respond differently than expect ...

Front seat-mounted side-impact supplemental air bag and roofmounted curtain side-impact supplemental air bag systems
The side air bags are located in the outside of the seatback of the front seats. The curtain air bags are located in the side roof rails. These systems are designed to meet voluntary guidelines t ...

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 ...