Complaints by model year
Each bar is one model year. The most recent years are still collecting complaints.
NHTSA ODI complaints (public domain) · updated 23 Oct 2026
Year by year
| Model year | Complaints | Recalls |
|---|---|---|
| 2007 Sierra Classic | 18 | 0 |
| 2006 | 0 | 0 |
| 2005 | 0 | 0 |
| 2004 | 1 | 0 |
| 2003 | 1 | 0 |
A model year gets its own page when it has enough data for at least three sections
Most common problems
- Service brakes8
- Service brakes, hydraulic6
- Engine and engine cooling3
- Electrical system3
- Power train2
- Fuel/propulsion system2
- Fuel system, gasoline2
- Visibility1
NHTSA ODI complaints, all model years
Fuel consumption by year
Official Canadian test results for 1 model years, best variant per year. Combined consumption ranges from 13.9 L/100 km.
| Year | Variant | City | Highway | Combined |
|---|---|---|---|---|
| 2007 | Sierra Classic · Pickup truck: Standard · Regular gasoline | 15.5 | 11.9 | 13.9 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
In New Zealand
4 Sierra Classic cars are on the New Zealand register; 100% arrived as used imports.
| Model year | Registered | Sold new in NZ | Used imports |
|---|---|---|---|
| 1983 | 3 | 0 | 3 |
| 1982 | 1 | 0 | 1 |
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0