98 gmc 350 vortes new fuel pump.truck will start .when you shut it off should it have fuel pressure on the fuel rail mien dont it bleeds off as soon as you turn the key off what could this be

Asked by Feb 09, 2017 at 10:49 PM about the 1998 GMC Sierra 1500 C1500 SLE Extended Cab Stepside SB

Question type: Maintenance & Repair

is there fuel pressure at the rail when you shut the truck off.my truck does not
why would it bleed off so fast??  350 vortec.

1 Answer

74,595

Yes there would be fuel pressure at the rail when you turn it off. You must have a hard starting condition or black smoke and a check engine light on? Anyway, it is because your spider injection is leaking. It is recommended to replace the whole spider injection assembly.

Your Answer

GMC Sierra 1500 Experts

  • #1
    dragonflyoffshore
    Reputation
    5,390
  • #2
    John Saffrahn
    Reputation
    3,740
  • #3
    Glenn Clingenpeel
    Reputation
    3,430
View All

Related Models For Sale

Used Chevrolet Silverado 1500
203 Great Deals out of 10,748 listings starting at $1,700
Used Ford F-150
534 Great Deals out of 10,151 listings starting at $1,800
Used Dodge Ram 1500
41 Great Deals out of 505 listings starting at $2,500
Used Toyota Tacoma
39 Great Deals out of 966 listings starting at $5,850
Used GMC Yukon
17 Great Deals out of 987 listings starting at $5,500
Used Ford F-250 Super Duty
20 Great Deals out of 858 listings starting at $5,999
Used Chevrolet Tahoe
4 Great Deals out of 736 listings starting at $899
Used Chevrolet Camaro
3 Great Deals out of 838 listings starting at $12,907
Used Ford Mustang
8 Great Deals out of 1,011 listings starting at $4,500

Used Cars For Sale

2017 GMC Sierra 1500 For Sale
28 Great Deals out of 3,490 listings starting at $28,236
2016 GMC Sierra 1500 For Sale
39 Great Deals out of 295 listings starting at $22,995
2015 GMC Sierra 1500 For Sale
83 Great Deals out of 570 listings starting at $20,950
2014 GMC Sierra 1500 For Sale
29 Great Deals out of 458 listings starting at $17,900
2013 GMC Sierra 1500 For Sale
21 Great Deals out of 227 listings starting at $9,990

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.