jfoj's latest activity
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.I wish I had the magic ball. Hopefully GM knows exactly why the 6.2l are failing at the rate they are. But my take after a lot of...
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.Suggest you do your homework and research. LPSI is not just on forced induction small displacement engines. The 6.2 barely runs over...
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.What I do not understand is are the replacement motors "New" from the manufacturing plant or "Reman" units that have been reworked...
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.Different video with interesting info but it has the same thumbnail background, it is not a duplicate.
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.Do not know about the 5.3l engine loading, but after my 2 hour drive today monitoring the engine RPM and ECM % Load I was shocked. The...
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Jjfoj replied to the thread Tahoe shifter cable.My guess is it may be a 1999-2006 model. I just had to replace my shifter cable on my 2005 the other day. If he is working with the 2...
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.A variable displacement pump is what both the L84 5.3l and L87 6.2l engines have, but a variable displacement pump is not functioning as...
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.Not sure where you are getting information that LSPI isn't an issue with non forced induction engines. While there is a lot of info and...
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Jjfoj replied to the thread Squeak from Serpentine Belt Area.My 2005 has a squeaking A/C clutch bearing. As I tell people, I have a tweety bird under the hood! As mentioned, put the A/C belt and...
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Jjfoj replied to the thread New purchase 2025 tahoe - warranty question.Some dealers will only offer aftermarket, non GMPP Extended Warranties. This is what happened when I purchased my 2024. First time I...
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Jjfoj replied to the thread Thinking of selling my new 6.2L Denali....Anyone planning on running OCI over probably 6000k miles should probably be performing oil sampling at some fixed interval to determine...
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.Well I am not seeing this as the case. Maybe I have wrong, outdated information, but what I have been able to find does not confirm...
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.Interesting info from King Bearing linked below. If you somewhat read between the lines, there are a few things that appear to stand...
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Jjfoj replied to the thread NHTSA opens preliminary probe into more than 870,000 GM vehicles.Kind of thinking the 2017 engine with over 100k suffering from a failed rod bearing could be due to Low Speed Pre Ignition (LSPI)?? LSPI...
