idels rough when in drive, can a high idle make it run better?

10

Asked by Jan 09, 2017 at 01:42 PM about the 1997 GMC Sierra 1500 C1500 SL Extended Cab SB

Question type: Maintenance & Repair

Ill be at a stop light, the truck is warmed up and it will drop the rpms and run
rough, shaking the front of the truck. the truck is straight piped and wanted to
know if there is a way to raise my rpms to fix this(when it runs rough while at
idle i put it in neutral and it goes away due to higher rpms)

1 Answer

76,365

You may just need a good tune-up. Scan the vehicle for codes to see what pops up.

Your Answer

GMC Sierra 1500 Experts

  • #1
    dragonflyoffshore
    Reputation
    5,470
  • #2
    John Saffrahn
    Reputation
    3,780
  • #3
    Glenn Clingenpeel
    Reputation
    3,470
View All

Related Models For Sale

Used Ford F-150
3,187 Great Deals out of 223,427 listings starting at $1,200
Used Dodge Ram 1500
418 Great Deals out of 11,102 listings starting at $950
Used Toyota Tacoma
684 Great Deals out of 45,129 listings starting at $2,500
Used GMC Yukon
601 Great Deals out of 20,281 listings starting at $2,500
Used Chevrolet Tahoe
792 Great Deals out of 41,765 listings starting at $1,987
Used Chevrolet Camaro
440 Great Deals out of 31,637 listings starting at $1,450

Used Cars For Sale

2018 GMC Sierra 1500 For Sale
3 Great Deals out of 26,326 listings starting at $23,419
2017 GMC Sierra 1500 For Sale
78 Great Deals out of 10,490 listings starting at $20,369
2016 GMC Sierra 1500 For Sale
161 Great Deals out of 4,072 listings starting at $16,404
2015 GMC Sierra 1500 For Sale
188 Great Deals out of 5,626 listings starting at $14,995
2014 GMC Sierra 1500 For Sale
222 Great Deals out of 4,990 listings starting at $9,900

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.