"How reliable is the 2003 Gmc Yukon Xl Denali?"

"Based on 39 NHTSA complaints, the 2003 Gmc Yukon Xl Denali has a median complaint mileage of 62000 miles. The most common issue is ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL."

"What are common problems with the 2003 Gmc Yukon Xl Denali?"

"The most frequently reported component in NHTSA complaints for the 2003 Gmc Yukon Xl Denali is ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL, accounting for a significant portion of the 39 total complaints filed."

2003 Gmc Yukon Xl Denali: Reliability Data

Source: NHTSA — 39 complaints

Total Complaints

62,000mi

Median Mileage

ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

28,000 25th Percentile

62,000 Median Mileage

117,900 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

ELECTRONIC STABILITY CONTROL (ESC)

SERVICE BRAKES

ENGINE

TIRES

ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD

SEAT BELTS

POWER TRAIN:AUTOMATIC TRANSMISSION

AIR BAGS

VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"THE HEATER DID NOT WORK. I DID NOT REALIZE THAT UNTIL IN THE HIGHWAY. THE OUTSIDE TEMPERATURE WAS 29 DEGREES (F). I WOULD NOT HAVE BEEN ABLE TO DEFROST THE WINDSHIELD IF IT WERE NEEDED (WHICH COULD IMPAIR DRIVING). I CALLED ON-STAR TO DIAGNOSE THE PROBLEM WHILE I WAS DRIVING AND THEY DETERMINED THER..."

"THE SEAT BELTS IN MY 2003 YUKON XL DENALI SLOWLY TIGHTEN UP DURING OPERATION. WE NEED TO RELEASE THE BELT AND ALLOW IT TO RETRACT COMPLETLY AND THEN RELATCH IT. GMC HAS NO FIX FOR THE PROBLEM OTHER THAN OFFERING BELT EXTENTIONS."

"CONSUMER STATES TRANSMISSION CAN BE SHIFTED FROM PARK WITHOUT FOOT BEING APPLIED TO THE BRAKE. CONTRARY TO INFORMATION EXISTING IN THE OWNER'S MANUAL CONSUMER'S 2 YEAR OLD CHILD CHANGED GEAR FROM PARK CAUSING A COLLISION THAT RESULTED IN MAJOR DAMAGE TO THE VEHICLE.*AK VEHICL..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28