Engine full throttle in idle upon start up

Asked by Bilobo80 Jan 22, 2020 at 04:32 PM about the 2002 Chevrolet Silverado 1500HD LS Crew Cab 4WD

Question type: Maintenance & Repair

What would cause my 2002 silverado to increase idle after
start up. It idles fine for 2 - 3 seconds, then full throttle red
lines the tach. It will go for 1k rpm to 6k almost
immediately...please help...

1 Answer

Your Answer:

CarGurus Experts

  • #1
    madatmysuburban
    Reputation
    720
  • #2
    charlandk
    Reputation
    680
  • #3
    Richard Schroer
    Reputation
    500
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Silverado 1500
195 Great Deals out of 5,967 listings starting at $2,975
Used GMC Sierra 1500
143 Great Deals out of 7,206 listings starting at $3,950
Used Chevrolet Silverado 2500HD
18 Great Deals out of 1,279 listings starting at $9,990
Used Ford F-150
321 Great Deals out of 15,103 listings starting at $1,712
Used Toyota Tundra
34 Great Deals out of 1,190 listings starting at $8,500
Used Chevrolet Tahoe
20 Great Deals out of 904 listings starting at $11,900
Used Dodge RAM 1500
4 Great Deals out of 73 listings starting at $4,000
Used GMC Sierra 2500HD
13 Great Deals out of 1,617 listings starting at $10,800
Used GMC Yukon
19 Great Deals out of 915 listings starting at $1,225
Used Toyota Tacoma
57 Great Deals out of 1,080 listings starting at $8,708
Used Chevrolet Silverado 2500
2 listings starting at $12,500
Used Chevrolet Camaro
16 Great Deals out of 307 listings starting at $9,995

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.