My 1992 GMC Sierra will start but will only run for 20 seconds exactly.

Asked by Apr 16, 2015 at 02:26 PM about the 1992 GMC Sierra 1500

Question type: Maintenance & Repair

My 1992 GMC Sierra will start but will only run for 20 seconds exactly. Change fuel pump, fuel relay, tested computer. Swapped computers, Replaced Cap and it still runs for only 20 seconds.

3 Answers

65,565

Check the distributor module.

1 of 1 people found this helpful.

My 1994 GMC Is doing the same thing. If I unhook the small wire from the altinator it will run but I still don't know how to fix it.

5

Check your oil pressure sending unit

Your Answer

Add photo

Related Questions

Sierra 1500

Looking for a Used Sierra 1500 in your area?

CarGurus has 69,110 nationwide Sierra 1500 listings starting at $1,850.

ZIP:

Search GMC Sierra 1500 Questions

GMC Sierra 1500 Experts

#1 dragonflyoffshore
dragonflyoffshore
Reputation 5,090
#2 John Saffrahn
John Saffrahn
Reputation 3,560
#3 Glenn Clingenpeel
Glenn Clingenpeel
Reputation 3,220
View All

Related Models For Sale

Used Ford F-150
2,068 Great Deals out of 207,301 listings starting at $1,499
Used GMC Yukon
379 Great Deals out of 19,293 listings starting at $2,000
Used Chevrolet Camaro
244 Great Deals out of 31,183 listings starting at $369

Used Cars For Sale

2017 GMC Sierra 1500 For Sale
51 Great Deals out of 45,361 listings starting at $23,408
2016 GMC Sierra 1500 For Sale
88 Great Deals out of 3,573 listings starting at $17,671
2015 GMC Sierra 1500 For Sale
107 Great Deals out of 4,042 listings starting at $14,999
2014 GMC Sierra 1500 For Sale
101 Great Deals out of 4,286 listings starting at $14,495
2013 GMC Sierra 1500 For Sale
47 Great Deals out of 1,925 listings starting at $10,950

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.