Search results
-
G
P0174 and P0171 Both Sides Running Lean
I have a 2006 Denali with the 6.0 LQ9. Roughly 245k on the clock, but it has been maintained and taken care of very very well. These two codes have persisted, but the truck doesn't respond like its running lean. throttle response is normal, power is normal, idle is normal, fuel mileage doesn't...- Gstepha0
- Thread
- 6.0-liter engine denali lean both banks p0171 p0174
- Replies: 2
- Forum: Engine & Drivetrain
-
G
Reduced Engine power, Service Stability System
Hello all, I'm new to the group as I purchased a 6.0 2006 Yukon Denali from my dad with a little over 240K on the clock. Don't let the mileage fool you though, this truck as been extremely maintained its entire life and looks as good as if it just came off the show room floor with a couple of...- Gstepha0
- Thread
- denali electrical fuel injector wiring harness help reduced engine power service stability system yukon
- Replies: 13
- Forum: Engine & Drivetrain
