running ruff

Asked by maddnnes Aug 09, 2016 at 07:06 PM about the 1996 GMC Sierra 1500 C1500 SL Standard Cab SB

Question type: Maintenance & Repair

Ive changed fuel pump ,fillter the o2 sencer now thinking of the erg valve . How important is this sencer for the running of your car or truck

1 Answer
705

Joseph answered 7 years ago

Connect it to a scanner it will throw codes and including your rough idle code as well no need to throw money where it's not needed

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