Focus 05 Gas Pedal Stuck in the morning...

Hello,My Ford Focus has 100.000 miles,never much of the problem,but now in the cold morning,In Los Angeles is not that cold 35 or 40 degree,my gas pedal is stuck,I have to push very hard to give gas the fird time ,it will get better during the day,but in same time stay like that all day,is rought to drive like that ,giving a lort of gas everytime I push gas.
Thank you for any help ,FRANK:banghead:

Throttle body is probably dirty. Need to spray it with some throttle body cleaner. Also, check the return spring on the throttle body. Some spray lubricant would be good for lubricating the throttle cable.