my 01 tahoe running, rought idle as its running.
45

Asked by amez65ss May 12, 2014 at 05:59 AM about the 2001 Chevrolet Tahoe LT 4WD

Question type: Maintenance & Repair

01 tahoe with 5.3 4wd, as its running it will start to run rough, feels like a misfire, but not check engine light, but as soon as i accelerate it corrects itself, and runs smooth, it has 140k on it, only issue ive had is bad fuel pump 2yrs ago, its been really good to my family.

2 Answers
355

sos answered 9 years ago

Sounds like it could use a whole tune up plugs will do it and wet or damp ignition parts when its idling listen under the hood and u should hear the miss my 96 Tahoe did it until I did a complete tune up with true OEM parts I used all ac delco and its purrs now

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45

amez65ss answered 9 years ago

plugs were changed to iridium about 30k ago, wires about 40k ago, but i will check any way thank u,

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