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    Exhaust rattle issue

    I am getting what sounds like exhaust system vibration at certain levels of acceleration. Tonight, at 1200 rpm under light constant throttle, I almost got it to do it at intervals a few seconds apart. The RPM would lightly tick up as it occurred. I did have a look under the truck this past...
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    2011 Tahoe/Real axle bearings Timken versus stock

    I ordered Timken for my 2011 Tahoe LT off of Sixity auto. Different bearing depth with small built in seal versus stock bearing with separate stock seal. Im Sending these back and going back with the stock arrangement. 220K mile preventive maintenance. Replacing tone rings while im in there.
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    Belt chirp…

    Love this old thing. But this belt is maddening. In the past 12 months I have replaced water pump, alternator, belt, tensioner, and idler. I wiped all pulleys clean, including filing down the tooling lines in the tensioner grooves. Spraying soapy water or wd40 around idler pulley quiets it...
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    AFM not working

    Recently had my transmission rebuilt, works great. However, now my 4 cylinder mode doesn’t work when I cruise at low speed. Not necessarily a bad thing, but what factors could have impacted this? The transmission was reflashed and I suppose it is still in learning mode also?
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    Transmission advice

    2011 Tahoe LT 2wd. Had a bunch of problems. First issue came pulling a boat down a hill in towing mode. Felt like something popped during gear change but otherwise went away. My wife drove the vehicle for a couple weeks after that and complained. Was hard shifting into reverse also had some...
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    Slip yoke/shudder

    My wife had to drive my 2011 Tahoe for a week when hers was in the shop. She complained of issues. When I drove it again, the transmission was sticking on shift and it had some serious rear end shudders and shakes. I worked on the following: -Dropped drive shaft and replaced universal joints...

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