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Forum: 11-16 LML Duramax Powertrain   12-27-2019, 06:26 AM
Replies: 9
Views: 186
Posted By Cornach
This happened to my buddy's 2011 last winter....

This happened to my buddy's 2011 last winter. Ended up replacing the filter head. Seemed like the primer diaphragm was leaking
Forum: 11-16 LML Duramax Powertrain   11-13-2019, 07:41 AM
Replies: 20
Views: 1,184
Posted By Cornach
My nephew has a 14, 2500 gasser, had the same...

My nephew has a 14, 2500 gasser, had the same issue with it not coming out of 4wd. dealer sold him a new transfer case and after that didn't fix the problem they sold him 4 new tires and he hasn't...
Forum: 2017-19 GM T-K2 Platform Powertrain   09-03-2019, 07:37 AM
Replies: 18
Views: 2,292
Posted By Cornach
That certainly makes sense. Thanks

That certainly makes sense.

Thanks
Forum: 2017-19 GM T-K2 Platform Powertrain   08-30-2019, 06:12 AM
Replies: 18
Views: 2,292
Posted By Cornach
Hmm, I don't think I locked or unlocked the doors...

Hmm, I don't think I locked or unlocked the doors but I'll pay closer attention now.

Thanks guys
Forum: 2017-19 GM T-K2 Platform Powertrain   08-29-2019, 01:35 PM
Replies: 18
Views: 2,292
Posted By Cornach
Not sure what this thing is?

Bought a new 3500 last Saturday.

I was working in the barn the other night and kept hearing this cycling noise every 5 or 6 minutes. I tracked it down to this thing on the back of the engine. The...
Forum: 11-16 LML Duramax Powertrain   04-24-2019, 07:39 AM
Replies: 5
Views: 462
Posted By Cornach
I figure about 100 of the 145 total was highway...

I figure about 100 of the 145 total was highway above 55 and the rest was around town.

I'll try a manual regen tomorrow or Saturday.


Thanks for the help,
Forum: 11-16 LML Duramax Powertrain   04-23-2019, 01:50 PM
Replies: 5
Views: 462
Posted By Cornach
Soot stuck at 40g

Have a stock 2011 with 85k and an edge evo cts2.

truck was stored since November in a heated 50į barn. I used it the other day for about a 20 mile trip and noticed the soot level on the cts read...
Forum: 11-16 LML Duramax Powertrain   08-10-2018, 11:26 AM
Replies: 14
Views: 1,922
Posted By Cornach
No problem, Let us know how he makes out?

No problem, Let us know how he makes out?
Forum: 11-16 LML Duramax Powertrain   08-10-2018, 10:37 AM
Replies: 14
Views: 1,922
Posted By Cornach
On the LML exhaust the DPF is part of the SCR....

On the LML exhaust the DPF is part of the SCR. The feds mandate that the catalytic converter on any vehicle (which the DPF/SCR falls under) be warranted for 8 years or 80,000 miles.

I went through...
Forum: 11-16 LML Duramax Powertrain   08-10-2018, 07:41 AM
Replies: 14
Views: 1,922
Posted By Cornach
The DPF warranty is 8/80. Should still be within...

The DPF warranty is 8/80. Should still be within 8 years. I would check the in-service date
Forum: 11-16 LML Duramax Powertrain   01-17-2018, 08:44 AM
Replies: 11
Views: 16,808
Posted By Cornach
The injector is not hard to change through the...

The injector is not hard to change through the right inner fender. I bought the fuel and trans line tool set from horrible freight then drilled out the tool that was the closest size so it would fit...
Forum: 11-16 LML Duramax Powertrain   11-27-2017, 07:11 AM
Replies: 8
Views: 1,340
Posted By Cornach
GM warranty on the NOX sensors is 10 years...

GM warranty on the NOX sensors is 10 years 120,000 miles in the US. Should be the same in Canada.

The US clean air act mandates catalytic converter warranty for 8 years 80,000 miles (DPF is...
Forum: 11-16 LML Duramax Powertrain   11-07-2017, 09:45 AM
Replies: 7
Views: 2,058
Posted By Cornach
I'm concerned about using additive after reading...

I'm concerned about using additive after reading this,
gm #91-4-109

Some Light Duty Trucks equipped with Locking Rear Axles (G80) may Exhibit Rear Axle Chatter, especially when turning a corner...
Forum: 11-16 LML Duramax Powertrain   10-31-2017, 06:24 AM
Replies: 7
Views: 2,058
Posted By Cornach
I think I'll start by changing the oil myself...

I think I'll start by changing the oil myself using the correct oil, Dealers usually draw oil from a bulk tank and may not be using the right stuff.

Back when I worked in a GM garage we would...
Forum: 11-16 LML Duramax Powertrain   10-25-2017, 12:38 PM
Replies: 4
Views: 4,330
Posted By Cornach
Sounds similar to what happened to mine a couple...

Sounds similar to what happened to mine a couple years ago, Dealer replaced the DPF and 9th injector
Forum: 11-16 LML Duramax Powertrain   10-24-2017, 08:12 AM
Replies: 7
Views: 2,058
Posted By Cornach
Rear diff chatter

Last year the right rear axle seal on my 2011 started leaking. Dealer said the bearing damaged the axle housing and it needed to be replaced.

They replaced the axle housing and I immediately...
Forum: 11-16 LML Duramax Powertrain   08-04-2017, 06:25 AM
Replies: 32
Views: 7,159
Posted By Cornach
I've been wondering if there's any value in...

I've been wondering if there's any value in replacing the CP4 with a new CP4 now that a new one is around $500.00 instead of the cost of the CP3 conversion?

I believe the new pump has some...
Forum: 2017-19 GM T-K2 Platform Powertrain   04-26-2017, 06:02 AM
Replies: 12
Views: 3,844
Posted By Cornach
Also make sure you grab the magnet off the old...

Also make sure you grab the magnet off the old filter before installing the new one.
Forum: 11-16 LML Duramax Powertrain   04-21-2017, 06:04 AM
Replies: 65
Views: 16,460
Posted By Cornach
Doesn't ferd use a lift pump with no better CP4...

Doesn't ferd use a lift pump with no better CP4 reliability?
Forum: 11-16 LML Duramax Powertrain   03-06-2017, 07:13 AM
Replies: 6
Views: 1,004
Posted By Cornach
No problem. Sure beats paying the garage to...

No problem.

Sure beats paying the garage to play swaptronics with your truck.
Forum: 11-16 LML Duramax Powertrain   02-13-2017, 10:45 AM
Replies: 6
Views: 1,004
Posted By Cornach
I would start here ...

I would start here

https://www.duramaxforum.com/forum/11-16-lml-duramax-powertrain/818562-check-your-wiring-guys.html
Forum: 11-16 LML Duramax Powertrain   02-10-2017, 01:59 PM
Replies: 13
Views: 1,497
Posted By Cornach
Are you sure they replaced all 8 glow plugs...

Are you sure they replaced all 8 glow plugs twice? My truck has failed 2 glow plugs during warranty and both times the dealer only replaced the one triggering the MIL code.
Forum: 2017-19 GM T-K2 Platform Powertrain   01-24-2017, 07:57 AM
Replies: 128
Views: 71,898
Posted By Cornach
That's what I was thinking when reading this...

That's what I was thinking when reading this thread. Ask for 10 years 150 on that engine.
Forum: 11-16 LML Duramax Powertrain   01-19-2017, 07:41 AM
Replies: 7
Views: 3,739
Posted By Cornach
If you have less than 120k it should still be...

If you have less than 120k it should still be under warranty. Normally you need to replace the sending unit in the tank along with sensor in your picture. The sending unit has the thermocouple probe...
Forum: 2017 - '19 (Non Powertrain)   12-22-2016, 01:02 PM
Replies: 337
Views: 70,740
Posted By Cornach
Looks better with the bars

Looks better with the bars
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