why does my trans. not shift up out of 1st with engine rpms increase

Asked by Denny May 06, 2014 at 11:48 PM about the 1994 GMC Sierra 1500 K1500 SLT 4WD Extended Cab LB

Question type: Maintenance & Repair

when you floor it and let off it stats in 1st gear if your stopped on a incline it acts like it slips

1 Answer
35

kdean1 answered 9 years ago

Check for vacuum leaks or dirty fluid, if necessary after checking Vac change the fluid.

1 people found this helpful.
Mark helpful

Your Answer:

Related Questions

  • why does my trans. not shift up out of 1st with engine rpms increase 1 Answer

    when you floor it and let off it stats in 1st gear if your stopped on a incline it acts like it slips

    1994 GMC Sierra 1500 K1500 SLT 4WD Extended Cab LB

    -

    Maintenance & Repair

  • Why can't I get transmission to shift up out of low on it's own, or manually?? 3 Answers

    1991 GMC 2wd 1500 5.7 4l60e transmission: trans. won't shift up out of 1st to 2nd or any other gear on it's own or even when i manually try to shift to 2nd or any other gear. It freewheels exactly l...

    1991 GMC Sierra 1500 C1500 SLE Standard Cab LB

    -

    Maintenance & Repair

  • trans will not shift on its own 2 Answers

    i just put a rebuilt trans in my truck and its doing the same thing my old trans did,it won't shift at all if i put it in overdrive but if i start out in 1st gear then i can shift in to 2nd but that...

    1994 GMC Sierra 1500 C1500 SLE Extended Cab SB

    -

    Maintenance & Repair

  • High rpms engine light blinks 1 Answer

    I need advise I have a 2009 gmc seirra 4.3 liter and I've noticed when I'm in tow mode and my rpms get to 4000 range my engine light blinks but eventually goes out. Not sure if it's a cylinder misf...

    2009 GMC Sierra 1500 Work Truck

    -

    Maintenance & Repair

  • Swapping my 2010 trany with one out of a 2006 1 Answer

    My trany is starting to give me problems and the coast is high to fix i have one out of a 2006 same 5.3 liter motor same make everything seems to be the same just older model will this trany work on...

    2010 GMC Sierra 1500 SLE Crew Cab

    -

    Maintenance & Repair

Shortcuts

Search GMC Sierra 1500 Questions

CarGurus Experts

  • #1
    yetilikesbeer
    Reputation
    12,330
  • #2
    dragonflyoffshore
    Reputation
    11,480
  • #3
    John Saffrahn
    Reputation
    11,430
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Ford F-150
346 Great Deals out of 13,355 listings starting at $3,000
Used GMC Yukon
19 Great Deals out of 953 listings starting at $5,998
Used Dodge RAM 1500
95 listings starting at $9,594
Used Toyota Tacoma
31 Great Deals out of 724 listings starting at $9,975
Used Chevrolet Tahoe
12 Great Deals out of 841 listings starting at $698
Used Chevrolet Corvette
28 Great Deals out of 646 listings starting at $10,989

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.