2000 GMC C1500 Restarting

2000 GMC C1500
130,000 MILES • V8 • 4WD • MANUAL
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DANNY.SHAW
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  • 4 POSTS
My truck starts excelant first thing in the morning.I drive 6 miles to work.When i go to restart it an hour later,it turns over but won't start.If I give it gas it will start but sputters abit till clears out.I've tried the 10 second key on,off wait and key back on 10 secs.It will start right up most times ( 6-10).A new fuel was put in app. 2 years ago.
Nov 1, 2008 at 3:44 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,246 POSTS
Hi:
This could be caused by many things. As a result, I recommend having the computer scanned for trouble codes at a nationally recognized parts store. they will do it for free, and it will help direct us in the right direction.

Let me know what you find.

Joe
Dec 15, 2008 at 8:30 AM
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DANNY.SHAW
  • MEMBER
  • 4 POSTS
[quote:0b819c62d5="Jacobandnickolas"]Hi:
This could be caused by many things. As a result, I recommend having the computer scanned for trouble codes at a nationally recognized parts store. they will do it for free, and it will help direct us in the right direction.

Let me know what you find.

Joe[/quote:0b819c62d5]

The trouble scan shows no code problem.I install new fuel pump relay.New fuel filter.No results.
Thks. Danny
Jan 17, 2009 at 12:10 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,246 POSTS
Have you checked fuel pump pressure after the truck is warrmed up?
Jan 18, 2009 at 10:59 AM
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DANNY.SHAW
  • MEMBER
  • 4 POSTS
[quote:13c6d8959e="Jacobandnickolas"]Have you checked fuel pump pressure after the truck is warrmed up?[/quote:13c6d8959e]



No,I will do that next. Thks
Jan 19, 2009 at 11:35 PM
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DANNY.SHAW
  • MEMBER
  • 4 POSTS
Jacobandnickolas,

Fuel pump tests 60 lbs warm,fuel regulater good,Took throttle body off and cleaned.Idle air control test ok,Throttle postion sensor tests ok but could it be out of calibration?
Jan 27, 2009 at 3:07 AM
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