One problem related to ignition has been reported for the 2001 GMC Yukon. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 GMC Yukon based on all problems reported for the 2001 Yukon.
Truck has failed to start twice. When driving, at random times all gauges except speedometer and tachometer will shut off, message center will act like ignition is off. Truck has not shut down when this occurs yet, but the computer seems to think the engine is off.