I have a 2002 GMC 4.3L sonoma.replaced fuel pump, oil pressure sensor,pump relay switch no fuel pressure.checked fuel pressure reg. spider injector system for leaks no leaks. turn key to on got pressure. put parts back went to test pressure ,0 pressure again. injector body makes funny noise now. could injector body cause 0 pressure problem? should it be replaced?

15

Asked by Dec 14, 2014 at 06:54 PM about the 2002 GMC Sonoma SLS Crew Cab 4WD

Question type: Maintenance & Repair

3 Answers

66,635

A bad fuel regulator,can cause this.

1 of 1 people found this helpful.
15

still 0 pressure no leaks.

15

I found a short with the ground wire for to ecm/pcu grounding out on the knock sensor postive and negative side wires. could this burn out my ECM/PCU?Truck still won't start.

Your Answer

Add photo

Related Questions

Sonoma

Looking for a Used Sonoma in your area?

CarGurus has 430 nationwide Sonoma listings starting at $1,488.

ZIP:

Search GMC Sonoma Questions

GMC Sonoma Experts

#1 parkle
parkle
Reputation 670
#2 Mike Bonnell
Mike Bonnell
Reputation 470
#3 James Mayfield
James Mayfield
Reputation 320
View All

Related Models For Sale

Used Chevrolet S-10
8 Great Deals out of 1,329 listings starting at $1,999
Used Ford Ranger
171 Great Deals out of 5,558 listings starting at $900
Used Toyota Tacoma
549 Great Deals out of 42,547 listings starting at $1,995
Used Ford F-150
2,116 Great Deals out of 192,313 listings starting at $290
Used Chevrolet Silverado 1500
1,902 Great Deals out of 182,423 listings starting at $1,595
Used GMC Sierra 1500
769 Great Deals out of 68,174 listings starting at $1,700
Used Nissan Frontier
336 Great Deals out of 20,767 listings starting at $1,250
Used Dodge Dakota
128 Great Deals out of 3,786 listings starting at $1,500
Used Dodge Ram 1500
403 Great Deals out of 10,916 listings starting at $1,000
Used Toyota Tundra
417 Great Deals out of 34,380 listings starting at $2,500
Used Chevrolet TrailBlazer
87 Great Deals out of 4,704 listings starting at $999
Used Chevrolet Blazer
1,180 listings starting at $1,495

Used Cars For Sale

2002 GMC Sonoma SLS Crew Cab 4WD For Sale
30 listings starting at $3,995

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.