2002 GMC Yukon XL Denali Electrical system Problems
- Complaints
- 1about this part
- Share
- 4%of 26 total for the year
- Median mileage
- —not reported
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the electrical system of the 2002 GMC Yukon XL Denali, 4% of the 26 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Vehicle lighting, especially at night, flickers constantly, has been to repair shop several times, alternator and battery check out fine. No one seems to know an answer.”
NHTSA complaint #10240595, filed 2008-09Related service bulletins
- 11006621Aug 26, 2024Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which…
- 11002312Jun 6, 2024This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414…
- 10252735Mar 28, 2024This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
- 10225615Oct 19, 2022This service bulletin provides information on Module Harvesting.
- 10083898Apr 27, 2016This preliminary information communication advises the technician if unable to place an onstar call in the ignition on mode after the onstar canada upgrade, to contact the gm…
- 10083484Apr 19, 2016This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery…
- 10078735Apr 19, 2016This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery…
- 10078734Apr 19, 2016This preliminary information communication advises the technician the steps on repairing the concern. A customer may identify a concern of unable to reactivate a vehicle's onstar…
- 10083900Apr 8, 2016This preliminary information communication advises the technician, if unable to place an onstar call in the ignition on mode after the onstar canada upgrade to contact the gm…
- 10190512Dec 1, 2015OnStar® Voice Fallback Number Update Some customers may have received a letter from OnStar® stating that "We recently tried to provide a software update to the OnStar® hardware…
Electrical system: other model years
Other parts of the 2002 GMC Yukon XL Denali
21 complaintsEngine cooling
4 complaintsTransmission and drivetrain
2 complaintsFuel system
1 complaintsSeats
1 complaintsBody and structure
1 complaintsSuspension
1 complaintsTires
1 complaintsVehicle speed control
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2002 GMC Yukon XL Denali
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology