Chevy/GMC 6.2L and 6.5L Discussion of Chevy and GMC Trucks with 6.2L and 6.5L Diesel Engines

6.5 turbo diesel shutting off

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  #31  
Old 01-12-2013, 07:15 PM
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Slow cranking speed=no start.
 
  #32  
Old 01-23-2013, 11:40 AM
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Ok I put the new starter on I cleaned all the grounds on the truck the truck turned over it kind of hesitated but it did turn over it stayed on I let it run for an hour or so shut it off turned it back over fired right up went out the next morning it wouldn't crank I've replaced all battery cables with #2wire so all the wires good whats the next step..
 
  #33  
Old 01-23-2013, 12:45 PM
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Does it smoke when it turns over?

Also folks from the south make this confusing,up north cranking is what the starter does-running is when it runs.

When you say it won't crank do you mean the starter won't turn the engine over,or it won't run?
 
  #34  
Old 01-23-2013, 12:59 PM
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No it doesn't smoke at all never has the starter is really strong turning the motor over but it won't actually crank up.. Then sometimes it will sputter while trying to crank it up then it will crank up. I bought a brand new starter not a reman just to make that clear I took the hose off the ip or intake can't really see what it goes to it comes out of one side of the fuel filter housing I think it says outlet but anyways when I turned the key over fuel shot out good so I'm kind of puzzled I thought pmd but I'm tired of guessing I've wasted a lot of money guessing I mean what else could it be all glow plugs and wires are good my lift pimp checked out good. I put a new glow plug relay in it all fuses are good new oil sending unit I'm running out of ideas.
 
  #35  
Old 01-23-2013, 03:08 PM
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It still sounds like you have a fuel leak from the filter housing that is letting air in the system when it sits overnight.

Crack an injector line loose,the crank the starter over for no more than 15 seconds with a 1 minute starter cooldown.
After up to 3 sessions of that the truck should be running if it had sucked air and neded bleeding-tighten the injector line once the engine is running.

If by 3-4 cranking sessions it is still not running and no visible fuel from the loose injector line go through this checklist:
www.AccurateDiesel.com - PMD Installation Instructions - Accurate Technical Services, LLC
 
  #36  
Old 01-26-2013, 01:18 PM
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Ok I cracked the injection line did exactly what you said no fuel was coming out of the injector line is that normal and if not what should be wrong with it?
 
  #37  
Old 01-26-2013, 11:27 PM
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Fuel should come out the injector line,go through the accurate diesel checklist linked above.
 
  #38  
Old 01-27-2013, 01:47 AM
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I did but I got stumped on one thing it said to take the hose off the top of the injector and put another hose on it put that hose in a bucket start the truck and if it cranked up then the return line was clogged. The problem is I'm not getting any fuel coming out of the top of th ip at all could a bad pmd keep the ip from working. I'm getting fuel to the ip but everything after that is bone dry no fuel in none of the injection lines nothing.

---AutoMerged DoublePost---

I meant the hose of the ip sorry
 

Last edited by 6.5dieselman; 01-27-2013 at 01:47 AM. Reason: Automerged Doublepost
  #39  
Old 01-27-2013, 08:43 AM
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Could be a bad PMD is the problem?

Doing the complete diagnostics of the no start guide should have led you to an answer about that?

The return line at the front of the IP is what you were supposed to extend to a bucket,not an injector line .
 
  #40  
Old 01-27-2013, 12:45 PM
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That's what I did I might if confused you the way I wrote it I'm buying the pmd kit from accurate diesel Friday ill install it and let you know sometime during the weekend thanks for the help man.
 


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