2004 lexus es 330.drivers front Window was not going up. So replaced motor and regulator $800. When the auto roll up is used window goes up and back down. it bumps 2 inches from the top. The anti pinch engages. Have to tap up the switch to roll it up.mechanic says bolts was lose so he tightened them ,and window track is bent. Lexus dealer wants $150 to for dianostic not parts.had door speaker replaced. Wat could it be