89 gmc sierra 2500 5.7 the check engine light blinks rapidly with the engine running or not. What does it mean?

5

Asked by raybranner Jul 14, 2014 at 11:35 PM about the GMC Sierra 2500HD

Question type: Maintenance & Repair

Have replaced plugs, wires, dist cap and rotor, and the pcv valve. Valves clatter on
acceleration. Check engine light flashes continuously when ignition is on with engine
running or not

1 Answer

Your Answer:

CarGurus Experts

  • #1
    Gilbert Tijerina
    Reputation
    490
  • #2
    BoholMark
    Reputation
    460
  • #3
    Marcus Victorius
    Reputation
    410
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Silverado 2500HD
25 Great Deals out of 1,249 listings starting at $9,990
Used GMC Sierra 1500
148 Great Deals out of 7,070 listings starting at $3,950
Used Ford F-250 Super Duty
26 Great Deals out of 1,180 listings starting at $8,995
Used RAM 2500
47 Great Deals out of 2,164 listings starting at $14,998
Used GMC Sierra 3500HD
17 Great Deals out of 1,414 listings starting at $11,950
Used Chevrolet Silverado 1500
222 Great Deals out of 5,891 listings starting at $2,975
Used Ford F-150
327 Great Deals out of 15,257 listings starting at $3,295
Used Dodge RAM 2500
26 listings starting at $9,975
Used Ford F-350 Super Duty
35 Great Deals out of 2,607 listings starting at $8,888
Used Ford F-250
6 listings
Used Chevrolet Silverado 3500HD
15 Great Deals out of 883 listings starting at $6,495
Used Toyota Tundra
41 Great Deals out of 1,168 listings starting at $9,395
Used GMC Yukon
10 Great Deals out of 836 listings starting at $1,225
Used RAM 1500
545 Great Deals out of 15,575 listings starting at $5,000
Used RAM 3500
40 Great Deals out of 2,345 listings starting at $6,777

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.