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2009 Tahoe..P0641 code appearing ONLY when it rains - SOLVED
Alright it’s been a min since I’ve fixed it but I wanna conclude this invade anyone ever had a similar problem. Before I go further thank y’all for the help. So I ended replacing every sensor in the 5volt reference circuit: oil pressure, a/c line sensor, map sensor, camshaft position sensor, and...- Kervin
- Post #6
- Forum: Engine & Drivetrain
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Trans cooler addition 6l80
Alright so I’m curious for some input here. I’ve got an 09 Tahoe 4wd LTZ with no external trans cooler in front of the radiator. Only the internal cooler in the radiator. My trucks lifted and some bigger rims and tires and I do tow every once in awhile. Drove up the east coast from SC to CT a...- Kervin
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- Replies: 5
- Forum: Engine & Drivetrain
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Need help for Lower Control Arms
Alright so I’m lifting my 09 Tahoe LTZ 4wd and I’m also rebuilding my front end while I’m at it. I’ve gotten everything I need so far except lower control arms. I have always heard moog was a good brand and I’ve always used them myself but I ordered their LCAs from Amazon and not only was the...- Kervin
- Thread
- Replies: 14
- Forum: Lifted Supension - Z71 & 4x4
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Engine harness help
I’ve got a 09 Tahoe LTZ 4x4 with the 6 speed transmission. I’ve got to get a new engine harness and I gave my VIN to the dealership and they are telling me that I have two possible harnesses. One w/o a wire at cavity 6 on the transmission harness and one with it. I can not find a wiring diagram...- Kervin
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- Replies: 1
- Forum: Engine & Drivetrain
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2009 Tahoe..P0641 code appearing ONLY when it rains - SOLVED
Alright I appreciate that. I’ll give that a shot tomorrow and see if I can see any out of the norm.- Kervin
- Post #3
- Forum: Engine & Drivetrain
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2009 Tahoe..P0641 code appearing ONLY when it rains - SOLVED
I’ve got an 09 Tahoe LTZ 4x4 with 216,000 miles. This has happen a few times and I thought I had found this issue but I have not. Every time it rains I will get a P0641 code and the truck will go into limp mode and usually will stall out. Pretty hard to get it to crank back up and even if I do...- Kervin
- Thread
- Replies: 9
- Forum: Engine & Drivetrain
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09 Tahoe bilstein shocks
I’m new to the forum and I’ve got a 09 4x4 LTZ Tahoe. I’m wanting to get new rear shocks and springs as I put a 3.5 in spacer leveling kit in the front from supreme suspensions and a 1.5 inch spacer for the rear (any weight and the truck starts to sag, wore out springs, truck was level when I...- Kervin
- Thread
- Replies: 1
- Forum: Lifted Supension - Z71 & 4x4
