The customer complains of shuddering that occurs at light throttle just when the vehicle reaches 45 mph. The shuddering lasts for a few seconds then stops until the vehicle slows down and then speeds back up to 45 mph. The problem could be ______.
A)a fouled spark plug
B)an arcing ignition wire
C)a broken transmission mount
D)a defective TCC solenoid

Question

Quizplus · Accepted Answer

The symptoms described are typical of a problem with the Torque Converter Clutch (TCC) solenoid. When the TCC solenoid is defective, it can cause shuddering at specific speeds, particularly when the torque converter tries to lock up, which often occurs around 45 mph.

The Customer Complains of Shuddering That Occurs at Light Throttle