What would cause vehicle to have hesitation, loss of power, high idle cold, normal idle warm, downshifting sensation when auto. Trans. Shifts.
codes for throttle position sensor, knock sensor.
replaced tps and bypassed knock sensor
reset codes, reapear within 30 feet of driving
replaced spark plugs
ran cleaner in fuel tank
checked for bad grounds and vacuum leaks
have the same problem?
Monday, April 23rd, 2012 AT 9:30 PM