My 1992 GMC Sierra will start but will only run for 20 seconds exactly. Change fuel pump, fuel relay, tested computer. Swapped computers. Why does it do this?

Asked by 808gordon Apr 16, 2015 at 02:55 PM

Question type: Maintenance & Repair

My 1992 GMC Sierra will start but will only run for 20 seconds exactly. Change fuel pump, fuel relay, tested computer. Swapped computers, distributer cap.
what could be the problem.

1 Answer

Your Answer:

CarGurus Experts

  • #1
    Gene Arnett
    Reputation
    245,090
  • #2
    Rowefast
    Reputation
    183,710
  • #3
    dandyoun
    Reputation
    169,340
View All

Find great deals from top-rated dealers

Search

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.