donjetman's latest activity
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donjetman reacted to NickTransmissions's post in the thread 09 Yukon 6L80 TC shudder every 20k miles with
Like.
If the torque converter clutch is disengaging when you're in high gear cruise control, your engine speed is increasing - take my word... -
donjetman replied to the thread 07 yukon denali service 4wd light..I've never seen that message. I've had the awd tranfer case out of our 07 Yukon Denali before (2018). There aren't any...
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donjetman reacted to Joseph Garcia's post in the thread 6.2 ls3 GM performance crate engine with Like.
I looked into this earlier in the year for my 07, and I was told by GM Crate Engines, Summit Racing and Texas Speed that the electronics...
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donjetman reacted to NickTransmissions's post in the thread 09 Yukon 6L80 TC shudder every 20k miles with Like.
You're welcome...I'd also want to know if they vac tested the pump and valve body, installed a hydraulic correction kit like the Transgo...
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donjetman reacted to NickTransmissions's post in the thread 09 Yukon 6L80 TC shudder every 20k miles with Like.
Find out what or who's torque converters your builder is using and perhaps recommend they make a change if buying from one large TC...
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That was the last oil I put in the 5.3 before I yanked it out. I'll probably switch back to it on my next 6.0 oil change.
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donjetman replied to the thread AFM Disable Options.I have some of it too.
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donjetman reacted to NickTransmissions's post in the thread GM 6L80 Transmission Information Thread with Like.
Thanks, Jerry! Appreciate the feedback... I'd have it serviced, whether you do a full flush, pan drop w/filter and fluid change or both...
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donjetman replied to the thread AFM Disable Options.If I had to pick one it would be: https://www.advlubrication.com/ I have 2 different varieties of their passenger car oils that I'll use...
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donjetman reacted to NickTransmissions's post in the thread GM 6L80 Transmission Information Thread with Like.
Id never do that for the simple fact thet if someone decided to keep it, Id be out. Way too much hassle for no substantive benefit...
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donjetman replied to the thread 2009 Yukon SLT with Factory Tow Package Cooling Upgrade.@drseth Our 07 6.2 Denali has the KNP factory setup, and I can assure you its not adequate for your towing needs. Do what @Geotrash...
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donjetman reacted to Foggy's post in the thread 2009 Yukon SLT with Factory Tow Package Cooling Upgrade with Like.
Upgrade the radiator to either a new high quality or an all aluminum aftermarket like a mishimoto or cold case type radiator. You'll...
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donjetman reacted to Geotrash's post in the thread 2009 Yukon SLT with Factory Tow Package Cooling Upgrade with Like.
As James says, we need to know exactly what equipment yours has already. Check the option codes and get back to us. I tow a 7500 pound...
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donjetman reacted to swathdiver's post in the thread 2009 Yukon SLT with Factory Tow Package Cooling Upgrade with Like.
I don't remember, suggest that you check your RPO codes for these: KC4 - Engine Oi Cooler (I know you don't have it) KNP - Cooling...
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The other thread is now closed. And I think I found someone who can tune the hoe. He has a dyno in his shop and is a friend of my son...
