"How reliable is the 2009 Gmc Yukon Denali?"

"Based on 58 NHTSA complaints, the 2009 Gmc Yukon Denali has a median complaint mileage of 71500 miles. The most common issue is Air Bags."

"What are common problems with the 2009 Gmc Yukon Denali?"

"The most frequently reported component in NHTSA complaints for the 2009 Gmc Yukon Denali is Air Bags, accounting for a significant portion of the 58 total complaints filed."

2009 Gmc Yukon Denali: Reliability Data

Source: NHTSA — 58 complaints

Total Complaints

71,500mi

Median Mileage

Air Bags

Top Issue

Crash Reports

When Do Complaints Happen?

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

58,750 25th Percentile

71,500 Median Mileage

100,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Air Bags

Unknown Or Other

Body

Structure

Door

Electrical System

Latches/Locks/Linkages

Fuel System, Gasoline

Electronic Stability Control (Esc)

Seat Belts

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"OUR 2009 GMC YUKON DENALI WAS TOTALED IN A CRASH. THE BATTERY WAS DESTROYED ,CUTTING ALL ELECTRICAL POWER TO THE VEHICLE. THE DOORS,WHICH AUTOMATICALLY LOCK WHEN IN DRIVE, WERE LOCKED, AND IN HER CONFUSION COULD NOT EXIT THE VEHICLE. THE COMMUNICATIONS EQUIPMENT WAS ALSO USELESS. THERE NEEDS TO BE A..."

"TL*THE CONTACT OWNS A 2009 GMC YUKON DENALI. WHEN THE CONTACT STARTED THE VEHICLE, HE NOTICED THAT THE CHECK ENGINE WARNING LIGHT ILLUMINATED; THE FAILURE WAS SIMILAR TO RECALL 09V154000 (FUEL SYSTEM, GASOLINE). HE WAS ABLE TO RESET THE LIGHT AND IT TURNED OFF; HOWEVER, THE NEXT DAY THE CONTACT WAS ..."

"TL* THE CONTACT OWNS A 2009 YUKON DENALI. THE CONTACT STATED THE VEHICLE WOULD INDEPENDENTLY LOCK AND ONCE THE VEHICLE WAS LOCKED, THE CONTACT WAS UNABLE TO OPEN ANY OF THE DOORS WITH THE KEYLESS ENTRY OR MANUALLY. THE CONTACT WOULD THEN CALL A TOWING COMPANY TO COME AND UNLOCK THE VEHICLE. IN ADDI..."

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

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

Air Bags 23 complaints

25th: 60,000 mi Median: 70,000 mi 75th: 80,000 mi

Unknown Or Other 12 complaints

25th: 57,000 mi Median: 81,500 mi 75th: 116,000 mi

Body 8 complaints

25th: 84,500 mi Median: 99,000 mi 75th: 107,500 mi

Structure 4 complaints

Median: 55,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

TX: 7 AL: 5 MS: 5 LA: 5 CA: 5 FL: 4 CO: 4 IN: 3 OK: 2 GA: 2

Gmc Yukon Denali — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1999	38	100,000	Antilock/Traction Control/Electronic Limited Slip	2
2000	22	110,000	Antilock/Traction Control/Electronic Limited Slip	0
2001	40	95,000	Service Brakes	2
2002	31	89,740	Service Brakes	2
2003	97	97,000	Electrical System	8
2004	141	80,000	Instrument Cluster/Panel	6
2005	68	78,000	Electrical System	4
2006	24	78,000	Engine	2
2007	175	90,000	Air Bags	4
2008	74	74,500	Air Bags	0
2010	75	71,000	Unknown Or Other	0
2011	116	75,000	Unknown Or Other	0
2012	32	60,000	Unknown Or Other	0
2013	39	58,000	Air Bags	0
2015	90	60,000	Exterior Lighting	3
2016	28	45,000	Exterior Lighting	3

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