why would my truck be rough idle and wants to die in gear

Rusty Thompson

Asked by Feb 13, 2016 at 07:49 AM about the 1997 GMC Sierra 1500 C1500 SLE Extended Cab SB

Question type: Maintenance & Repair

It started after I changed the donut flange gasket off the manilfold

1 Answer

Tom Demyan

Recheck your work, you might have forgot to plug in an electrical connection, or knocked something loose. Check your vacuum lines.

Your Answer

Add photo

Related Questions

  • 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

  • Rough Idle/No start 4 answers

    Okay guys, so my truck has been sitting since May of this year, and it broke down while I was driving about 200 miles from home. So obviously, it was running well and I didn't think there were any ...

    1996 GMC Sierra 1500 C1500 SL Standard Cab LB


    Maintenance & Repair

  • why is my 1997 gmc sierra running rough and wants to die in gear. 2 answers

    Its not running right since donut gasket went out

    GMC Sierra 1500


    Maintenance & Repair

  • rough idling 3 answers

    why does my 98 Sierra idle rough between 1st and 2nd gear,? it's 2wd runs good once it gets out of 2nd,gears switch right on with the rpms at 2,500. what could our be.?

    1998 GMC Sierra 1500 C1500 SL Extended Cab SB


    Maintenance & Repair

  • Rough Idle Issue 29 answers

    I have a 2003 Dodge ram 1500 SLT with the 4.7ltr engine that has 190,000 miles on it. It was idling real rough recently so I cleaned the throttle body out and changed out the idle control sensor. Th...

    2003 Dodge Ram 1500 SLT LB


    Maintenance & Repair

Search GMC Sierra 1500 Questions

GMC Sierra 1500 Experts

#1 dragonflyoffshore
Reputation 4,390
#2 John Saffrahn
John Saffrahn
Reputation 3,070
#3 Glenn Clingenpeel
Glenn Clingenpeel
Reputation 2,690
View All

Related Models For Sale

Used Ford F-150"
3,287 Great Deals out of 217,270 listings starting at $1,000
Used Dodge Ram 1500"
532 Great Deals out of 13,943 listings starting at $995
Used Toyota Tacoma"
659 Great Deals out of 30,633 listings starting at $2,850
Used Chevrolet Tahoe"
1,160 Great Deals out of 36,620 listings starting at $1,995
Used GMC Yukon"
566 Great Deals out of 14,734 listings starting at $1,500
Used GMC Sierra 2500"
3 Great Deals out of 217 listings starting at $2,895
Used Chevrolet Camaro"
840 Great Deals out of 39,078 listings starting at $2,650

Used Cars For Sale

2017 GMC Sierra 1500 For Sale
19,441 listings starting at $20,851
2016 GMC Sierra 1500 For Sale
85 Great Deals out of 13,351 listings starting at $21,510
2015 GMC Sierra 1500 For Sale
190 Great Deals out of 4,745 listings starting at $15,995
2014 GMC Sierra 1500 For Sale
154 Great Deals out of 4,318 listings starting at $12,500
2013 GMC Sierra 1500 For Sale
91 Great Deals out of 2,662 listings starting at $12,400