Throttle Position Sensor (TPS): Removal
Remove air cleaner and disconnect electrical lead. Remove attaching screws, lock washers, retainers and TPS sensor. If necessary, remove screw holding TPS actuator lever to end of throttle shaft.
NOTE:
On 4.3L engines, TPS is nonadjustable. After servicing, perform nonadjustable TPS output check. Refer to TUNE-UP section.