It was either me turning on my headlights or the gauge cluster fuse. But I turned on head lights and change gauge cluster fuse and it fixed just for her to burp a piston and rod out the oil pan this morning cylinder one.
So she’s gonna be getting a engine
It runs perfectly fine without the 175 amp fuse the problem ended up headlights. When I turned my headlights on I started seeing 14 volts... the truck threw the cyl 1 piston out the bottom of the oil pan.
I think so i hooked a test light into connector of the alternator. Didn’t get anything. What is the function of the brown wire that goes images the connector
yessterday my truck ran out of power so I went a bought a battery, a alternator and a serpentine belt.
I cannot get alternator to charge the battery. All of my connections are decent I ran a multimeter test from negative side post to the positive bolt on alternator and got 12.5 v and I ran a...
looking for steps on how to determine if the regulator or the fuel pump is bad?
I’m getting fuel to the fuel rail and every time 59psi it fires up but stalls after about 3 secs everytime. I replaced fuel pump and filter. I’m feeling like it’s the regulator because prior before this I was getting...
I have a 5.7 vortec L31 in my yukon. looking to rebuild the whole bottom end. What would be the best overhaul kit to purchase? what are things that are a absolute need to replace. Im getting all of my overhaul rebuilding instructions from haynes overhaul manuals, youtube and general knowledge...
Is there anyway to check for compression while engine is out of vehicle. I have a 1998 Yukon 5.7 vortec L31. And looking to purchase a used engine because I’m running low on money.
I have a 98 Yukon with 5.7L L31 I’m planning to replace the engine out with another used 5.7l. I have a few questions that need to be answered before I get started. I’m good on removing and installing but after installation will there be any electronic procedures like a tune or would I need my...
I stole this pic from ig. Does anyone knows what’s going on here it’s the first time I’ve seen an L31 like such. Is that cold air intake idk? I want to know?
I did the compression test today. I’m guessing the engines going to have to get replaced because #cylinder 4 wasn’t going past 10. First try at crank I got 60Psi and 2nd try at crank I got a little over 90psi.