Engine and engine cooling
Risk. IF THE DAMPER COMES LOOSE, A FUEL LEAK MAY RESULT.
NHTSA has logged 165 owner complaints about the 2004 Chevrolet Avalanche, most often about the electrical system. It is covered by 5 safety recalls.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through November 23, 2021. Updated daily. Photo: SsmIntrigue, CC BY-SA 4.0.
165 complaints grouped by the system owners reported.
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Electrical system | 60 | 2 |
| Service brakes | 25 | 2 |
| Service brakes, hydraulic | 15 | 0 |
| Power train | 14 | 1 |
| Steering | 10 | 1 |
| Air bags | 9 | 3 |
| Visibility | 9 | 0 |
| Fuel system, gasoline | 7 | 0 |
| Suspension | 7 | 0 |
| 13 other systems | 36 | 1 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
Risk. IF THE DAMPER COMES LOOSE, A FUEL LEAK MAY RESULT.
Risk. A LAP PORTION OF THE SEAT BELT ROUTING THAT IS NOT LOW AND SNUG ON THE HIPS CAN ALLOW THE LAP BELT TO RIDE UP ON AN OCCUPANT'S ABDOMEN INSTEAD OF FITTING LOW…
Risk. IF A SEPARATION OCCURRED AND THE HOOD OF THE VEHICLE WERE OPEN, FRAGMENTS FROM THE ACCUMULATOR COULD CAUSE INJURY TO PEOPLE IN THE IMMEDIATE AREA.
Risk. ANYONE SITTING OR STANDING ON THE HORIZONTAL SURFACE OF THE TAILGATE WHEN BOTH CABLES FRACTURED COULD BE INJURED BY FALLING FROM THE TAILGATE.
Risk. CONSEQUENTLY, THE VALVE O-RING SEAL MAY FRACTURE.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Chevrolet.
51kmiles, median
Based on the odometer reading in 50 electrical system complaints. 84% were reported before 100,000 miles.
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Avalanche median. How we score
2004 Chevrolet Avalanche 4-DR. w/SAB in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.

Federal investigations that included the 2004 Chevrolet Avalanche, and the recalls they led to.
Recent electrical system complaints filed with NHTSA, shortened. Personal details are removed.
WHILE DRIVING OR IN PARK THE TACHOMETER STICKS AS DOES THE SPEEDOMETER. THIS HAS LASTED FROM MINUTES TO DAYS. THE VEHICLE APPEARS TO RUN PROPERLY, HOWEVER, I AM VERY LEERY OF MY SAFETY AND THE SAFETY OF MY CHILDREN WHEN THEY ARE IN CONTROL OF THE VEHICLE.
WHILE DRIVING ALL MY CLUSTER GAUGES FROZE...I WAS PARKED AND IT STILL SAID I WAS GOING 40MPH...HOW IS THIS NOT A RECALL? NO CLUE HOW FAST I WAS GOING,NOR HOW MUCH FUEL I HAD...WE SHOULD BE REIMBURSED SOMETHING. *TR
I WAS ISSUED A RECALL A FEW YEARS BACK SPECIFIC TO MY VEHICLE ABOUT A BLOWER MOTOR OPERATION MALFUNCTION. IT STATED THAT SETTINGS ON THE BLOWER MOTOR MAY NOT FUNCTION PROPERLY. FOR EXAMPLE, WHEN I TURN ON THE AIR OR HEAT I HAVE SETTINGS FOR 5 BLOWER MOTOR OPTIONS. ALL THE SETTINGS 1-4 WORK JUST…
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.