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
9 Great Deals out of 713 listings starting at $5,495
Used GMC Yukon
9 Great Deals out of 1,299 listings starting at $4,995
Used Chevrolet Tahoe
12 Great Deals out of 1,121 listings starting at $4,999
Used Ford F-150
167 Great Deals out of 10,861 listings starting at $1,900
Used Ford Expedition
18 Great Deals out of 392 listings starting at $5,890
Used Honda Odyssey
33 Great Deals out of 1,505 listings starting at $1,500
Used GMC Sierra 1500
90 Great Deals out of 9,151 listings starting at $3,999
Used Toyota Sienna
50 Great Deals out of 1,648 listings starting at $2,995
Used Chevrolet Camaro
32 Great Deals out of 1,135 listings starting at $8,977

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.