Just bought a old GMC 1991 v8 5.7L PICK UP ! i think i need new transmission ...

Asked by Feb 25, 2014 at 03:23 PM about the 1991 GMC Sierra 1500

Question type: Maintenance & Repair

When driving at 60km and higher ,tranmission is not shifting (i think)RPMs go up and feels really tight in the front end .I Have to keep on the gas or it wil bog out.Driving under 50 km everything seems to run fine ...do i need a new transmission or is it something cheaper that needs fixed and what type of transmission would be looking for ??

1 Answer

when was the last time you had the transmission serviced?

Your Answer

Add photo

Related Questions

  • What transmission will fit 1991 GMC Sierra K1500 4WD V8-5.7L? 2 answers

    I recently bought a 1991 GMC Sierra Club Cab. I knew that it would need to have the transmission replaced. I'm not a mechanic, by any means but have a friend who is kind of a jack of all trades and ...

    1991 GMC Sierra 1500

    -

    Maintenance & Repair

  • Stalling out and wont stay running. Acts like it wants to run but gets choked out. 47 answers

    I have a similiar problem as devin, my 95 Sierra 4x4 it has a 350 5.7L engine and the fuel filter has been replaced I cleaned the injectors out and put a new gasket on. The shop said I have good fuel ...

    1995 GMC Sierra 1500

    -

    Maintenance & Repair

  • 1991 GMC 2wd transmission won't go into gear 4 answers

    Recently I bought a 91 seirra GMC. The kid says it had a new transmission put into it recently that has a shift kit for towing, thus causing it to shift hard. drove it for like a week with no problems...

    1991 GMC Sierra 1500 C1500 Standard Cab LB

    -

    Maintenance & Repair

  • rough idle, stalling, loss of power. 225 answers

    o2 sensor code 44 (lean) Replaced: coolant temp sensor, tps, map sensor, fuel filter, and o2 sensor. It will run normal on occasion but only lasts about 45 seconds or so. I don't think its the torqu...

    1995 GMC Sierra 1500 K1500 SL 4WD Extended Cab Stepside SB

    -

    Maintenance & Repair

  • Looking for input on a V8 swap, stock heads or Vortec? 6 answers

    Hi, I own a 91 GMC Sierra 4WD Standard Cab Stepside with a 4.3 litre V6 and 5 speed transmission. I've put a lot of work into her already, as I do bodywork for a living. I plan on doing a V8 swap this...

    1991 GMC Sierra 1500 K1500 4WD Standard Cab Stepside SB

    -

    Car Customization

Search GMC Sierra 1500 Questions

UK Questions

Are you a UK consumer? CarGurus now has a discussion forum in the UK.

GMC Sierra 1500 Experts

#1 dragonflyoffshore
dragonflyoffshore
Reputation 4,650
#2 John Saffrahn
John Saffrahn
Reputation 3,240
#3 Glenn Clingenpeel
Glenn Clingenpeel
Reputation 2,910
View All

Related Models For Sale

Used Ford F-150
3,001 Great Deals out of 207,338 listings starting at $1,000
Used GMC Yukon
558 Great Deals out of 17,086 listings starting at $1,875
Used Chevrolet Camaro
378 Great Deals out of 40,505 listings starting at $3,500

Used Cars For Sale

2017 GMC Sierra 1500 For Sale
22 Great Deals out of 32,757 listings starting at $23,800
2016 GMC Sierra 1500 For Sale
74 Great Deals out of 4,594 listings starting at $18,990
2015 GMC Sierra 1500 For Sale
145 Great Deals out of 4,238 listings starting at $15,985
2014 GMC Sierra 1500 For Sale
151 Great Deals out of 4,250 listings starting at $8,988
2013 GMC Sierra 1500 For Sale
111 Great Deals out of 2,459 listings starting at $9,950