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2013 GMC Yukon Denali - bad lifter?
I'm not that handy, I ended up getting it towed to the shop this morning. Thanks for the info. I will look into the AFM delete after it's fixed.- pmckrotch
- Post #6
- Forum: Engine & Drivetrain
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2013 GMC Yukon Denali - bad lifter?
I have a 2013 GMC Yukon Denali XL. 250,000KM about 155,00miles (No CEL) Just this morning I started hearing this knocking noise on driver side (video below) The vehicle has had religious oil changes with Synthetic, and transmission flushes. The only difference is yesterday I filled it with...- pmckrotch
- Thread
- Replies: 11
- Forum: Engine & Drivetrain
