LB7: injector hold down

williambryan

New member
Sep 5, 2011
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i am in the process of changing my injectors using alldata for reference material......all is going well waiting for the injector puller that i ordered. i pulled the allen bolts from the holddowns and the hold downs is loose, but won't come out i don't want to force it............any suggestions?
 

TeaBagger2006

Im a Garrett Nut Swinger
May 11, 2008
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Bis ND
x2 you could just use a pry bar to get them out. they should pop out easily once you remove the return lines and the nut holding the ijector hold down
 

williambryan

New member
Sep 5, 2011
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thanks..........thats what i was thinking however i am courious how the injector tool will fit and work. i guess when i get it and try it ........it will explain itself.;)
 

williambryan

New member
Sep 5, 2011
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one more issue i just learned is that if the injector sleeve comes out with the injector coolant will go into the cylinder. i only drained the resevior..............should i drain more out of the block and if so where is the drain plugs?
 

cafryer

New member
May 5, 2011
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Utah
Just grind down and allen wrench to fit snug inside the bolt hole in the hold down and hit the allen with a hammer and out comes the injector.
 

Dirtymaxx03

Active member
Aug 4, 2009
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Drain is at the bottom of the radiator on the passenger side. It's a little plastic plug. To get the injectors out you can use a pry bar and use the head bolt as a fulcrum. They should lift right out.
 

williambryan

New member
Sep 5, 2011
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thanks for all your help i used a brake spoon and they all popped out. the sleeves stayed in as well so no problem with coolant
 

Dirtymaxx03

Active member
Aug 4, 2009
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do you mean pull out all the sleeves and reseal them??????????

yes. alot of people, even if the cups are still sealed and did not move, will pull the cups and reseal them. i didnt do it when i did injectors on a friends truck and it was fine. but i will be doing it when i have to pull my injectors