Search results
-
F
2018 Yukon Denali New Rough Idle
2018 Yukon Denali 6.2L, 95k miles. Recently started rough (previously smooth) idle while sitting at lights or in traffic. No codes. Tach does not move or jump, stays about 600 rpm. Mechanic changed plugs and wires, replaced an engine mount, did a fuel system cleaning with some machine and...- Footankleg
- Thread
- Replies: 3
- Forum: Engine & Drivetrain
-
F
2018 Yukon Denali Intermittent A/C
My AC works well and blows very cold, the majority of the time. Periodically, however, it does not blow cold air for a period of time, and then all of a sudden starts blowing cold air again. It seems to be most common when the vehicle has been parked and I first get in. After driving for a...- Footankleg
- Thread
- Replies: 8
- Forum: Interior
