2001 GMC Yukon XL Denali Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2001 GMC Yukon XL Denali
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2001 GMC Yukon XL Denali ProblemsHeating and AC Temperature and Air Delivery Mode Door Actuators May Fail
One or more heater & AC (HVAC) temperature and/or air delivery mode door actuator may fail, resulting in improper temperature or air delivery. If this occurs, fault code(s) should be stored in the HVAC control module which should assist in diagnoses.
The rear window defogger may stop working due to a wire terminal broken off of the rear glass. Our technicians tell us that terminal can be reattached using a special glue or silver solder.
It is common for the fuel level sensor in the fuel tank read the fuel level incorrectly. The sensor must be replaced to correct the condition. Our technicians recommend having the complete fuel pump module replaced on high mileage vehicles.
2001 GMC Yukon XL Denali Questionswhy will my vehicle not go into reverse? (1 answer)
This occurred when I stopped and put it into reverse. It will go into drive but makes a grinding noise.
bright seems ok
Will this vehicle function properly as a 2 wheel drive vehicle if I remove the drive chain from the transfer case?
2001 GMC Yukon XL Denali RecallsGM Recalls 2000-2001 1500-2500 Trucks and SUVs Due to Fuel Pump Wiring Overheating
The wiring to the fuel pump may overheat, which may cause multiple concerns. The fuse for the pump may blow, which will prevent the vehicle from starting and running. A check engine light may come on from connector damage. Fuel may leak out of the connector body and create a fire hazard. Dealers will remove the fuel tank and remove the module reservoir assemblies from the fuel tank, and install a new service kit.