97 GMC suburban k1500 starts very good takes off very good great excelleration. But cruising speeds it coughs . New fuel pump and filter, new computer.. Any ideas garages gave up on it.

Asked by May 14, 2018 at 06:42 PM about the 1997 GMC Suburban K1500 4WD

Question type: Maintenance & Repair

2 Answers

Also forgot new transmission and fly wheel. Drove it from Florida to NH with no problem then the trans went so took it to a transmission place had it replaced. Then the computer died. And fuel pump . Now have this cruising speed problem. Rpms do not change. Just cough and ruff idol in gear but smooth in park.

It was cap and wires

Your Answer:

GMC Suburban Experts

  • #1
  • #2
    Larry Thibert
  • #3
View All

Related Models For Sale

Used Chevrolet Suburban
5 Great Deals out of 716 listings starting at $9,995
Used GMC Yukon
16 Great Deals out of 1,360 listings starting at $5,995
Used Chevrolet Tahoe
10 Great Deals out of 1,299 listings starting at $3,690
Used Ford Expedition
8 Great Deals out of 456 listings starting at $3,500
Used GMC Sierra 1500
57 Great Deals out of 9,351 listings starting at $4,595
Used Dodge Durango
32 Great Deals out of 1,228 listings starting at $4,500
Used Ford F-150
138 Great Deals out of 9,934 listings starting at $2,000

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.