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2002 6.0L Yukon Denali Backfiring thru intake under load...need suggestions
OK...so here is the backstory Driving on highway @75mph one evening and all is fine. Suddenly heard a loud noise and truck shuttered for a second. Thought i blew a tire or something. Pulled off the highway and got out to inspect. As soon as I opened the door there was the obvious very loud...- huston2326
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- backfiring catalytic converter cats exhaust popping
- Replies: 12
- Forum: Engine & Drivetrain
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Cheers! South Florida 02 Yukon Denali Owner for 15 years "The Best Truck I ever Had!!!" 185000mi
New Here, Grateful for forums like this! Tis the information age.....a wealth of knowledge at your fingertips! I bought my 2002 Yukon Denali 6.0 AWD back in 2007. I can not say enough about it...Except..I love this fricken Truck!!! The thought of ever driving anything else makes me cringe. She...- huston2326
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- Replies: 6
- Forum: Introduction
