See also:

Going & Stopping
Base Altimas have a 2.5-liter four-cylinder engine that makes 175 horsepower (170 hp in states that have adopted California's emissions rules). A 270-hp, 3.5-liter V-6 is optional. A six-speed man ...

Adjustable headrest (if so equipped)
The adjustable headrests supplement the other vehicle safety systems. They may provide additional protection against injury in certain rear end collisions. Adjust the headrests properly, as ...

Troubleshooting guide
The system should respond correctly to all voice commands without difficulty. If problems are encountered, try the following solutions. Where the solutions are listed by number, try each solution ...