99' chevy 5.7L suburban Vortex engine misfires at high speed when engine revs up over 3000 RPM

20

Asked by rmuhlfeld Jan 28, 2017 at 04:24 PM about the 1999 Chevrolet C/K 1500 LS Extended Cab 4WD

Question type: Maintenance & Repair

a new spider, distributer, coil and fuel pump have been installed along with all
ignition wires and plugs

3 Answers

20

checked all those. It really appears electrical since the misfirre is very rapid and constant. if I let off on the gas pedal the engine resets and then all works great again.

2 people found this helpful.

Your Answer:

C/K 1500

Looking for a Used C/K 1500 in your area?

CarGurus has 5 nationwide C/K 1500 listings and the tools to find you a great deal.

Postal Code:

CarGurus Experts

  • #1
    Andrew Olsen
    Reputation
    15,750
  • #2
    Rowefast
    Reputation
    9,510
  • #3
    John Saffrahn
    Reputation
    6,430
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Silverado 1500
200 Great Deals out of 8,052 listings starting at $1,500
Used GMC Sierra 1500
139 Great Deals out of 8,257 listings starting at $3,000
Used Ford F-150
325 Great Deals out of 13,693 listings starting at $3,800
Used Chevrolet Silverado 2500HD
26 Great Deals out of 1,696 listings starting at $3,000
Used Chevrolet Tahoe
11 Great Deals out of 832 listings starting at $9,980
Used Chevrolet Camaro
14 Great Deals out of 468 listings starting at $10,995
Used Chevrolet S-10
2 listings
Used Toyota Tacoma
37 Great Deals out of 728 listings starting at $9,975
Used Dodge RAM 1500
5 Great Deals out of 90 listings starting at $2,500
Used Ford Mustang
41 Great Deals out of 1,643 listings starting at $7,999

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.