Table 1 shows 15 common engine and engine cooling related problems of the 2004 GMC Yukon. The number one most common problem is related to the engine and engine cooling (22 problems). The second most common problem is related to the manifold/header/muffler/tail pipe (five problems).
It is just like the the service bulletin out for the 2006 and later GMC sierra except it’s for a 2004 GMC Yukon slt 4x4 4. 8l. It is going into reduced engine power mode and it has to do with the throttle actuator control module. Throws code p2108 Read details...
Upon start up of vehicle, a ticking noise was heard from the engine compartment. Upon inspection, found that the left rear exhaust bolt on the exhaust manifold had broken off causing exhaust leak. Upon investigation on the internet, this is a very common issue with the gm 6. Read details...
While in the middle of driving, the "stability control diasabed" sensor comes on folloed by "reduced engine power" and my vehicle just shuts off. I have been fortunate the 4-5 times it has happened as I have been able to pull off the road, wait a couple of minutes and restart my Read details...