1991 chevy 1500, changed almost everything and still misses going down road sometimes, can't figure it out, please help.

Asked by nany Apr 29, 2014 at 11:04 AM about the Chevrolet Silverado 1500

Question type: Maintenance & Repair

we have changed out almost everything but still runs rough & misses going down highway. does fine in idle and at low speeds , this happens on hwy, loses speed sometimes all the way down to 35 miles and runs real rough, just can't figure it out running out of options???

1 Answer

245

having same problem on my 2000 5.3 vortec if i can get it cleared up i will let u know

Your Answer:

Own this car?

Share your experience with others.

CarGurus Experts

  • #1
    Rowefast
    Reputation
    10,500
  • #2
    John Carson
    Reputation
    9,670
  • #3
    Andrew Olsen
    Reputation
    9,660
View All

Know more, shop wisely

Search

Related Models For Sale

Used GMC Sierra 1500
1,873 Great Deals out of 68,845 listings starting at $1,900
Used Ford F-150
6,503 Great Deals out of 162,811 listings starting at $993
Used Chevrolet Silverado 2500HD
1,035 Great Deals out of 39,029 listings starting at $4,700
Used RAM 1500
3,798 Great Deals out of 86,372 listings starting at $2,500
Used Toyota Tundra
1,061 Great Deals out of 31,017 listings starting at $2,250
Used Dodge RAM 1500
52 Great Deals out of 1,387 listings starting at $975
Used Toyota Tacoma
2,259 Great Deals out of 53,353 listings starting at $4,995
Used Chevrolet Tahoe
1,357 Great Deals out of 34,404 listings starting at $1,550
Used Chevrolet Colorado
987 Great Deals out of 29,816 listings starting at $2,795
Used GMC Sierra 2500HD
523 Great Deals out of 24,594 listings starting at $5,900
Used Ford F-250 Super Duty
1,300 Great Deals out of 50,570 listings starting at $2,000
Used Chevrolet Camaro
600 Great Deals out of 8,371 listings starting at $1,977
Used RAM 2500
1,061 Great Deals out of 41,107 listings starting at $6,631
Used Dodge Charger
790 Great Deals out of 14,730 listings starting at $2,500
Used GMC Yukon
635 Great Deals out of 15,605 listings starting at $3,980

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.