Transmission issues

Asked by Jan 30, 2017 at 12:05 PM about the 1990 GMC Suburban R1500

Question type: Maintenance & Repair

90 Chevy suburban  well driving will shift
in first and second but not pass that what
may be the problem and how can I fix it

1 Answer

109,635

Take a look at the vacuum modulator as well as the vacuum hose and possibly electrical connection on the side of the tranny, be sure they are still there and not comprimized.

1 of 1 people found this helpful.

Your Answer

GMC Suburban Experts

  • #1
    LouB
    Reputation
    1,370
  • #2
    Larry Thibert
    Reputation
    230
  • #3
    ShadetreeMech
    Reputation
    210
View All

Related Models For Sale

Used Chevrolet Suburban
8 Great Deals out of 388 listings starting at $5,871
Used GMC Sierra 1500
266 Great Deals out of 10,821 listings starting at $2,995
Used Ford F-150
472 Great Deals out of 10,109 listings starting at $3,450

Used Cars For Sale

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.