2007 gmc sierra runs but loses power while driving. idles fine

Asked by Feb 16, 2016 at 08:45 AM about the 2007 GMC Sierra 1500

Question type: Maintenance & Repair

2007 gmc sierra starts fine, idles fine but when driving loses power.  what
could be going on?

1 Answer

105,495

Does the check engine light come on when this happens? A code check might be a good idea. Could be a fuel supply problem, possible pump or filter, when was the last good tune up?

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