The Following Statements Are All Correct EXCEPT ________

The following statements are all correct EXCEPT ________.

A) Fuel systems that have never been cleaned may have developed wax deposits as well as carbon
B) On engines operating very poorly, the PCM should be relearned after fuel system cleaning
C) The fuel rail and pressure regulator should be cleaned as well as fuel injectors
D) Relearning the PCM should never be attempted

Correct Answer:

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