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JDGMC's latest activity
J
JDGMC
reacted to
Supercharged111's post
in the thread
Air pump?
with
Like
.
With no cat, there's no point whatsoever to the air pump. I'd toss it and get a different belt.
Feb 27, 2024
J
JDGMC
reacted to
SNCTMPL's post
in the thread
89 RCLB K1500 - Quality time with my son building his first truck.
with
Like
.
What are you talking about, I’m just changing the cabin air filter. It’s just a little hard to get to.
Feb 27, 2024
J
JDGMC
replied to the thread
Tbi 350 has no power on the road
.
Lots of good info. Looking at the last four pics I see 15 deg of spark advance st 44 mph? Am I reading this correctly? It’s difficult...
Feb 26, 2024
J
JDGMC
reacted to
tayto's post
in the thread
Tbi 350 has no power on the road
with
Like
.
i've said this before on other threads, but a good way to check your ignition is open the hood at night in a very dark place. excellent...
Feb 26, 2024
J
JDGMC
reacted to
H2814D's post
in the thread
Tbi 350 has no power on the road
with
Like
.
Once again, have you checked your spark plug wires? If they are sending the spark to ground, that would cause a rich condition to be...
Feb 26, 2024
J
JDGMC
reacted to
movietvet's post
in the thread
Need help… what is this dang thing!
with
Like
.
Well over 30 years ago, I was still in KC, Mo. and thought I would try selling parts instead of being in the shop. I did the mechanical...
Feb 25, 2024
J
JDGMC
reacted to
Great White Buffalo's post
in the thread
Great White Buffalo (first post)
with
Like
.
The "Nuge"!
Feb 24, 2024
J
JDGMC
reacted to
PlayingWithTBI's post
in the thread
Need help… what is this dang thing!
with
Like
.
That'd be nice if anyone can decode a VIN but, pre-1990s aren't available anymore - even CompNine doesn't come up with it on my '88. A...
Feb 24, 2024
J
JDGMC
replied to the thread
Need help… what is this dang thing!
.
https://www.gmt400.com/threads/88-98-service-manuals.43575/
Feb 24, 2024
J
JDGMC
replied to the thread
Need help… what is this dang thing!
.
Not sure what model truck you have, but the attached pics and parts list for an 88 C1500 should help with searching for the part(s) you...
Feb 24, 2024
J
JDGMC
replied to the thread
Need help… what is this dang thing!
.
Electric Air Control valve (EAC). Part of the Air Injection Reaction (AIR) system, adds air to the exhaust manifold after the exhaust...
Feb 23, 2024
J
JDGMC
replied to the thread
Tbi 350 has no power on the road
.
Getting back to the no power issue with the Mitchell93 truck. Hopefully he can get a scan when he gets the chance and provide a plot or...
Feb 20, 2024
J
JDGMC
reacted to
PlayingWithTBI's post
in the thread
Tbi 350 has no power on the road
with
Like
.
Here's a picture (for some reason I couldn't get "Print Screen" to work) in TunerProRT. If you right click on the graph, you can choose...
Feb 20, 2024
J
JDGMC
replied to the thread
Tbi 350 has no power on the road
.
Yes, there is a great deal of information in the data stream when you apply graphical/statistical discovery. Unfortunately, there is no...
Feb 19, 2024
J
JDGMC
reacted to
Schurkey's post
in the thread
88 5.7 low on power
with
Like
.
Throw the homemade cable in the trash, buy a commercially-available scan tool. Save yourself heaps of headaches and anger-management...
Feb 19, 2024
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