2002 5.9 engine speed spikes up intermitently with NO code

Asked by fastbob76 Dec 25, 2015 at 11:19 AM about the 2002 Dodge RAM 2500 ST Quad Cab LB RWD

Question type: Maintenance & Repair

only notice at low rpm and at times during idle

1 Answer

30,180

check for vacuum leaks and clean your idle air control valve. also, wouldn't hurt to clean the throttle body with some spray cleaner.

Your Answer:

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