2004 Chevrolet Suburban electrical system problems
72 complaints about electrical system have been filed for the 2004 Chevrolet Suburban, which is 27% of all its NHTSA complaints. It is the most reported problem area for this model year.
At a glance
- Complaints
- 72 27% of this year's complaints
- Typical mileage
- 58,000 miles 59 complaints with mileage
- Crashes and fires
- 1 and 4
- Injuries and deaths
- 2 and 0
Source: NHTSA owner complaints
When electrical system problems show up
View the numbers
| Mileage | Complaints |
|---|---|
| 0k to 20k miles | 6 |
| 20k to 40k miles | 4 |
| 40k to 60k miles | 20 |
| 60k to 80k miles | 10 |
| 80k to 100k miles | 7 |
| 100k to 120k miles | 3 |
| 120k to 140k miles | 2 |
| 140k to 160k miles | 4 |
| 160k to 180k miles | 2 |
| 180k to 200k miles | 1 |
| 200k+ miles | 0 |
What the data shows
Of the 59 electrical system complaints that report mileage, the median is about 58,000 miles, and 51% were reported before 60,000 miles.
These complaints mention 1 crash, 4 fires, 2 injuries.
What owners wrote
Vehicle fire- started truck, turned on front and rear heater and defrosters. ~2-3min later, the truck was completely engulfed in flames and smoke. Caught a second car on fire and house on fire.
Speedometer fluctuates showing speeds greater than actual speed. Speeds are greater by anywhere from 10 MPH to 80 MPH over actual speed. As I write this, the car is parked/engine off and speed indicated is 60 MPH.