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Ignition problem 98 Yukon SOLVED!
It looks like there are a few ignition issues popping up around the forum, here is mine. 98 Yukon 5.7L new spider injection, rebuilt engine with 32k miles on it, 210k total. It had new plugs wires and cap and rotor after the rebuild. I overheated the engine about a month ago because of a...- redwing4900
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- ignition
- Replies: 28
- Forum: Engine & Drivetrain
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Battery died the other day…won’t run now..Solved
I left the lights on the other day and my older battery died on me. After I changed it, my 98 Yukon 5.7 won’t run for more than 5 seconds after sputtering. I haven’t had my fuel gauge working for the three years I have owned it so I figured the fuel pump went after i Did some research on that...- redwing4900
- Thread
- Replies: 17
- Forum: Engine & Drivetrain
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1998 Yukon transfer case troubles
My 4wd is activating with no input. I was hearing a clunk when I would make a turn and it is from the transfer case activating the front axle. I have changed the motor on the transfer case already but no change to the symptom, there is no code or service 4wd trouble light either. If I pull the t...- redwing4900
- Thread
- Replies: 3
- Forum: Engine & Drivetrain
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Does this wire connect to something?
My most recent issue with my 98 Yukon is that the front drive shaft at various times locks like it's in 4wheel drive. I get no indication that I'm in 4wheel but the drive shaft won't turn freely and then for no apparent reason it will turn like it should. I'm getting a pretty bad clunk out of...- redwing4900
- Thread
- Replies: 3
- Forum: Engine & Drivetrain
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Motor mounts for 98 Yukon 1500 4wd
Does anyone have a pic to show how their motor mounts look when installed front view? Or a reference on how to change the motor mounts? I can find plenty of info on the 2wd version of the clam shell mounts but None for the 4x4. Thanks- redwing4900
- Thread
- Replies: 8
- Forum: Engine & Drivetrain
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How do I remove the Torsion bar '98 Yukon?
Hello everyone I began to replace my upper and lower control arms yesterday but couldn’t finish the job because the torsion bar would not release. Frankly I can’t see how it will ever let go. I heated with a torch and banged on it with a sledge because that’s what the cave man inside told me to...- redwing4900
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- Replies: 11
- Forum: Engine & Drivetrain
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Is my 5.7 too tight?
Hello everybody I’m sorry for the provocative title for this one but its truly my question. I purchased my 1998 Yukon in the fall and because of the cold weather only just finished a full motor rebuild complete with machine shop rebore (.040 over) and reconditioned vortec heads. the PO...- redwing4900
- Thread
- Replies: 57
- Forum: Engine & Drivetrain
