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JMH1980's latest activity
JMH1980
replied to the thread
dod delete etc: proper way to get part numbers?
.
4 foot breaker bar should crack it loose. Then run it out with your impact. That's probably the cheapest option
Dec 18, 2024
JMH1980
posted the thread
Intermittent fuel smell at start up.
in
Engine & Drivetrain
.
2016 Yukon Denali XL Intermittent fuel smell at start up. I found the known issue of the fuel feed line above the tank. I changed it...
Dec 16, 2024
JMH1980
replied to the thread
6L80 to 10L90 swap? Seeking insight on a 10 speed transmission upgrade
.
For $7,500 I might just bite the bullet on that instead of having my 8L90E rebuilt, when the time comes.
Dec 15, 2024
JMH1980
replied to the thread
6L80 to 10L90 swap? Seeking insight on a 10 speed transmission upgrade
.
2nd this !!
Dec 15, 2024
JMH1980
reacted to
Thrust's post
in the thread
6L80 to 10L90 swap? Seeking insight on a 10 speed transmission upgrade
with
Like
.
Where's the video? Interested in seeing what he says about your swap.
Dec 15, 2024
JMH1980
reacted to
BlackBearPerf's post
in the thread
Most miles with stock AFM system?
with
Like
.
We don't keep track of that exact stat but the number of tunes we have completed where we disabled the AFM is in the thousands.
Dec 15, 2024
JMH1980
replied to the thread
was an ls engine ever available in this generation?
.
From what I've gathered, the issues with AFM are directly related to maintenance. The maintenance schedule per manufacturer are 7,500...
Dec 15, 2024
JMH1980
reacted to
usaf27's post
in the thread
GM Reman 6L80 Transmission - new TBV?
with
Like
.
Make no assumptions. Request that it be done. Also, get yourself a tune from Black Bear Performance. I went with this TBV as I feel...
Dec 15, 2024
JMH1980
replied to the thread
Is my transmission talking to me?
.
Any updates
Dec 15, 2024
JMH1980
reacted to
Hey you's post
in the thread
Is my transmission talking to me?
with
Like
.
So I went to a local transmission shop, a test drive with bi directional scanner revealed a miss fire with a flashing cel during the...
Dec 15, 2024
JMH1980
posted the thread
Noise at slow deceleration 2016 XL Denali
in
Engine & Drivetrain
.
Good evening everyone. I have a noise coming from what feels like the front end at low speeds. It almost sounds like wheel/hub bearing...
Dec 15, 2024
JMH1980
reacted to
Gearz's post
in the thread
2024 Yukon Denali Diesel impressions
with
Like
.
I worked for GM for over 30 years in the service department as a technician a foreman and a writer at the end of my career. I had...
Dec 7, 2024
JMH1980
reacted to
kk1lron's post
in the thread
2017 Yukon Denali Shudder Problem
with
Like
.
Work complete! Super fast TAT. The shop is FULL aware of all the upgrades and has applied them. They have been doing lots of 6L80s (I...
Dec 6, 2024
JMH1980
replied to the thread
2017 Yukon Denali Shudder Problem
.
There are some upgrades for the 6L80. From my research for my own transmission, an 8L90, I've found thG Transgo and Sonnax have kits for...
Nov 25, 2024
JMH1980
reacted to
kk1lron's post
in the thread
2017 Yukon Denali Shudder Problem
with
Like
.
This seems like the right answer. My mechanic despite knowing this was likely a transmission issue, just drove the vehicle then...
Nov 25, 2024
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