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 | GMC Truck Forum - GMC truck talk, etc. |
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10-18-2009, 12:26 PM
| #1 |
| Junior Member Join Date: Oct 2009
Posts: 5
 | 1997 4.3 chevy truck help an old timer, i have a 4.3 gmc that when i try to start this truck it will not start unless i pour gas down the throttle body . it starts and 5 to 7 days laterl i dont drive i have to do it again . As long as i drive it every day it runs fine but i am a long distance trucker and it sits in the drive way ...(.motor heads any help i need thanks alot) |
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10-18-2009, 12:41 PM
| #2 |
| Senior Member  Join Date: Jul 2009 Location: Arlington, Tx
Posts: 519
 | maybe fuel pressure regulator?
__________________ 96-GMC C1500 305ci 2WD K&N FIPK Cold Air Intake Rebuilt Motor (should have gone 350) and Trans 05 Nissan Xterra 4.0 V6 No mods so far Cost money to go fast...How fast do you wanna go? |
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10-18-2009, 04:39 PM
| #3 |
| Junior Member Join Date: Oct 2009
Posts: 5
| thanks i will try that |
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10-21-2009, 08:59 PM
| #4 |
| Senior Member Join Date: May 2007
Posts: 262
| My first thought would be fuel pump relay. Scav.  |
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10-22-2009, 09:12 AM
| #5 |
| Senior Member Join Date: Jul 2009 Location: Arlington, Tx
Posts: 519
| Any updates on this issue?
__________________ 96-GMC C1500 305ci 2WD K&N FIPK Cold Air Intake Rebuilt Motor (should have gone 350) and Trans 05 Nissan Xterra 4.0 V6 No mods so far Cost money to go fast...How fast do you wanna go? |
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10-24-2009, 08:41 PM
| #6 |
| Junior Member Join Date: Oct 2009
Posts: 5
| fuel problems 1997 gmc 4.3 changed the fuel filter and got out the fuel pressure gauge .with ign switch on ,fuel psi at 50 psi turned off switch drops quick to 10psi gas runs out the exhaust . i installed the fuel filter backwards and that when the problem started any help i installed the filter as out at tank and in toward the the motor is that wrong iu |
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10-24-2009, 09:23 PM
| #7 |
| Senior Member  Join Date: Feb 2008 Location: land between the lakes tn
Posts: 1,184
| i think it's on backwards , but i think the real problem is in your injectors . shd |
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10-25-2009, 07:44 AM
| #8 |
| Senior Member Join Date: Dec 2007
Posts: 547
| "Out" is towards the engine. |
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10-25-2009, 08:34 AM
| #9 |
| Senior Member  Join Date: Mar 2008 Location: N.Y.
Posts: 4,300
| out towards engine, scan it and check the temp switch,
__________________ 4 wheels move the body 2 wheels move the soul B.W.A.I |
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