The manual transmission may "pop" out of 5th gear, this is most commonly caused by a faulty 5th gear synchronizer. Our technicians tell us a revised 5th gear synchronizer is available to correct this concern.
Suzuki SX4 Problem Reports
Most Reported Suzuki SX4 Problem Reports
A condition may develop where the accelerator pedal sticks and is not smooth. This can be caused by carbon build up on the throttle shaft or throttle body cleaner was used which removed the special coating on the throttle shaft. Our technicians tell us that if this is the case the throttle body should be replaced.