My 1500 Sierra runs strong for 15 mins then the engine starts surging. Wait 4 min and runs fine.took 12 stops to go 15 miles.

Asked by Roy Apr 05, 2017 at 02:57 PM about the 1992 GMC Sierra 1500 C1500 SLE Standard Cab Stepside SB

Question type: Maintenance & Repair

1 Answer

188,355

check to make sure you have no vacuum leaks, check the fuel pressure, these must have no less than 55psi at all times,,,,check it when the engine is cold sense it needs more fuel cold...the fuel pump may be weak.

1 people found this helpful.

Your Answer:

CarGurus Experts

  • #1
    yetilikesbeer
    Reputation
    12,350
  • #2
    dragonflyoffshore
    Reputation
    11,500
  • #3
    John Saffrahn
    Reputation
    11,440
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Ford F-150
315 Great Deals out of 13,805 listings starting at $4,500
Used GMC Yukon
17 Great Deals out of 970 listings starting at $3,000
Used Chevrolet Camaro
16 Great Deals out of 467 listings starting at $10,995

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.