misfire on my 1998 GMC pu. 1500 , 5.0

Asked by Mar 25, 2015 at 08:11 AM about the 1998 GMC Sierra 1500 C1500 SLE Extended Cab LB

Question type: Maintenance & Repair

my truck just all the sudden started running ruff , the code reads random misfire .
as I am driving the service engine light flashes .  was running fine before

4 Answers

90

Check your spark plug gap. And regap accordingly.

7,085

Sounds more like an ignition module or coil issue

1 out of 1 people think this is helpful.
15

it wouldn"tstart it running ruff and wants to shut off

1 out of 1 people think this is helpful.
7,085

Oh yes it could

Your Answer

Add photo

Related Questions

  • Multiple misfires 4 answers

    truck will not go over 30mph when it does code comes up for multiple misfires and you are unable to throttle down anymore. have checked everything for air leak. nothing comes up. just replaces heade...

    2002 GMC Sierra 1500 SLE 4WD Extended Cab SB

    -

    Maintenance & Repair

  • 98 GMC Sierra 5.0 SL 4wd 1 answer

    Saturday morning as I was driving with my lights on, my dash lights, tail lights and front marker lights went out. My turn signals all around, brake lights and head lights work still. The number 9 2...

    1998 GMC Sierra 1500 K1500 SLE 4WD Extended Cab LB

    -

    Maintenance & Repair

  • 1998 GMC Sierra 1500 SLE, 5.0 L, Extended Cab, it gets error codes P0102, P0108, P1351 and dies or stalls all the time? 4 answers

    I changed the the coil and the part that runs the ignition system and the oil. Including the distributor and coil and the coil controller, crank shaft position sensor. My engine dies all the time and ...

    1998 GMC Sierra 1500 C1500 SLE Extended Cab SB

    -

    Maintenance & Repair

  • Engine swap 1 answer

    I have a 1998 GMC Sierra SLE that has a 5.0 305 vortec. Can I swap that out with a 350 vortec without having to really change anything else just drop it in and go???

    1998 GMC Sierra 1500 C1500 SLE Extended Cab SB

    -

    Maintenance & Repair

  • What is the towing capacity of the 1996 gmc sierra 1500 2 answers

    What is the towing capacity of the 1996 GMC Sierra 1500?

    1996 GMC Sierra 1500 K1500 SLE 4WD Extended Cab SB

    -

    General

Sierra 1500

Looking for a Used Sierra 1500 in your area?

CarGurus has 62,257 nationwide Sierra 1500 listings starting at $1,395.

ZIP:

Search GMC Sierra 1500 Questions

GMC Sierra 1500 Experts

#1 dragonflyoffshore
dragonflyoffshore
Reputation 4,820
#2 John Saffrahn
John Saffrahn
Reputation 3,390
#3 Glenn Clingenpeel
Glenn Clingenpeel
Reputation 2,970
View All

Related Models For Sale

Used Chevrolet Silverado 1500
2,286 Great Deals out of 155,167 listings starting at $1,395
Used Ford F-150
2,692 Great Deals out of 212,369 listings starting at $1,000
Used Dodge Ram 1500
530 Great Deals out of 12,833 listings starting at $1,995
Used Toyota Tacoma
619 Great Deals out of 35,131 listings starting at $2,155
Used GMC Yukon
520 Great Deals out of 17,128 listings starting at $1,799
Used Chevrolet Tahoe
776 Great Deals out of 28,447 listings starting at $1,500
Used Ford F-250 Super Duty
396 Great Deals out of 45,084 listings starting at $2,000
Used Chevrolet Camaro
280 Great Deals out of 38,300 listings starting at $1,250

Used Cars For Sale

2017 GMC Sierra 1500 For Sale
23 Great Deals out of 35,678 listings starting at $23,699
2016 GMC Sierra 1500 For Sale
54 Great Deals out of 3,970 listings starting at $18,219
2015 GMC Sierra 1500 For Sale
119 Great Deals out of 4,045 listings starting at $14,988
2014 GMC Sierra 1500 For Sale
150 Great Deals out of 4,388 listings starting at $14,495
2013 GMC Sierra 1500 For Sale
89 Great Deals out of 2,375 listings starting at $9,988