2009 Gmc SIERRA DENALI problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
7 owner complaints analyzed
0 distinct recall campaigns
94,000 mi median reported failure mileage
Scope: 2009 model year. Data snapshot: . 3 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Unknown Or Other is the most frequently named component, appearing in 3 of 7 complaints (42.9%). A complaint can name multiple components.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Unknown Or Other | 3 |
| Air Bags | 2 |
| Fuel System, Gasoline | 1 |
| Structure | 1 |
| Structure:Body | 1 |
Unknown Or Other: 3; Air Bags: 2; Fuel System, Gasoline: 1; Structure: 1; Structure:Body: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 0 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 1 |
| 75,000 to 99,999 | 1 |
| 100,000 to 149,999 | 1 |
| 150,000 and above | 0 |
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 1; 75,000 to 99,999: 1; 100,000 to 149,999: 1; 150,000 and above: 0
50,000 to 74,999 miles has the most reports with usable mileage (1). 4 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2014 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2021 | 1 |
2014: 1; 2016: 1; 2017: 1; 2018: 2; 2019: 1; 2021: 1
Pattern summary
Unknown Or Other leads the component reports. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.