Hi Fless, really good advice here on the flood mode.
When it would not start I did attempt to leave the accelerator pedal floored to see if it would change any of the behavior with attempting to start. The only change that would occasionally occur (once every 3-4 starting attempts) is that...
Hi All,
Update as of 2/21/23. Had the same issue come up again about 3 weeks ago. Yukon died at a stop sign for 20 minutes (would crank and not start) and then fired right up like nothing happened and drove it home.
Took action this time. Ordered NGK spark plugs qty 8 (NGK 1465) laser Iridium...
Hi Dan,
Refreshing this post to see if you had any updates. I read through the history posted on this and literally have the same problem with my 2007 Yukon Denali. I purchased it about 3 months ago with no issues until now. It only has 37k miles on it and was operating like a new truck.
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