Hamilton had revealed concerns before the race about his engine -- fitted overnight Friday with a new fuel injection system -- but on a near-perfect warm autumn afternoon in Texas he made a clean getaway when the lights went out.
Toto Wolff has dismissed plans for the world`s first driverless motor racing series.
Lewis feels he never behaved wrongly.
Alonso joined McLaren this season but has scored only 11 points from 18 races in a poor ever season.
Vishnu notched up a brilliant comeback from behind victory over Constantino Peroni to win the title.
Perez equaled his career's best qualifying result, and was half a second faster than teammate Hulkenberg.
The German outpaced his Mercedes team-mate Lewis Hamilton by 0.377 seconds with his final effort.
Mercedes insiders dismissed the reports of their strife.
The German was 0.281 quicker than team mate and triple champion Lewis Hamilton.
Renault Sport managing director told reporters there would be no news this weekend about the company`s F1 intentions.
The German, runner-up in a championship already won by Hamilton, lapped with a best time of one minute 41.983 seconds.
Nico Rosberg bounced back on Friday to outpace Mercedes team-mate and newly-crowned three-time world champion Lewis Hamilton in the second free practice session for Sunday`s Abu Dhabi Grand Prix.
Hamilton was attacked by his former McLaren team boss Ron Dennis and Mercedes team-mate Nico Rosberg.
Perez brought up the team's best finish of the season, third at the Russian GP in October.
Perez and German Nico Hulkenberg are the two current drivers of Force India.
Retirement is still far away, I only hope that I will decide it and not my body.