SHould be somewhere on or near the valve covers.
I anwered this question Look at post ... "Where is Expansion valve located on 2003 Yukon Denali XL"
P0496 = EVAP Emission High Purge Flow Fault -could be a sticky purge valve
The EGR valve is located on the front part of the engine on a 2002 GMC Yukon XL SLT. It is in front of the area where you add oil to the car.
i am having truble finding the pcv valve on my 2002 Denal 6.0 eng. this is the Yukon XL thank you Jim t. jet3970@AOL.com
How do you remove headrest for 2008 Yukon XL?
The 2010 GMC Yukon-XL has 16 valves.
The 2007 GMC Yukon-XL has 16 valves.
The 2007 GMC Yukon-XL has a V8 engine.
The 2002 GMC Yukon-XL has a V8 engine.
The 2010 GMC Yukon-XL has a V8 engine.
The 2003 GMC Yukon-XL has a V8 engine.