While having a discussion, Technician A says that a stuck lifter plunger can sometimes be freed using an oil additive. Technician B says that it can sometimes be freed up by spraying fuel system spray cleaner down a hollow pushrod oil channel. Who is correct?

Question

Quizplus · Accepted Answer

Both technicians A and B are partially correct. A stuck lifter plunger can sometimes be freed using an oil additive, but it's not always guaranteed to work. Similarly, spraying fuel system spray cleaner down a hollow pushrod oil channel may also help free it up, but again it's not always a guaranteed solution. Ultimately, the effectiveness depends on the root cause of the lifter being stuck and may require other methods to fully resolve the issue.

While Having a Discussion, Technician a Says That a Stuck