Total Complaints
11 filings
CHEVROLET AVALANCHE 2500 · model year
11 NHTSA complaints, 2 crash reports, and 1 active recall for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2004CHEVROLETAVALANCHE 2500 carries 11 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 2 crashes, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2004 AVALANCHE 2500 is service brakes, hydraulic with 5 filings, followed by service brakes, hydraulic:antilock/traction control/electronic limited slip (2) and electrical system: instrument cluster/panel (1). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability. This model year has 1 active recall campaign, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 57 investigation files overlapping the 2004 AVALANCHE 2500, and 2 remain open. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
11 filings
Crashes Reported
2 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| SERVICE BRAKES, HYDRAULIC | 5 |
| SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP | 2 |
| ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL | 1 |
| FUEL SYSTEM, GASOLINE | 1 |
| UNKNOWN OR OTHER | 1 |
| SERVICE BRAKES | 1 |
FUEL SYSTEM, GASOLINE
CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18, 2005, THROUGH MARCH 21, 2006, SOLD FOR USE ON THE VEHICLES LISTED ABOVE AND ON CE
BRAKE LINE FAILURE. I WAS APPROACHING A STOP SIGN AND APPLIED THE BRAKES. THE PEDAL WENT TO THE FLOOR AND THE ABS ACTIVATED AND I WAS NOT SLOWING. THERE WAS NO CROSS TRAFFIC SO I LUCKILY AVOIDED AN ACCIDENT. THE BRAKE LINE FAILED DUE TO RUST. BRAKING ABILITY WITH ONLY THE REAR BRAKES ACTIVE WAS VIRTUALLY NONEXISTENT AND THERE WAS NO WARNINGS ON THE DISPLAY. I DO NOT UNDERSTAND HOW THE PREVIOUS INVESTIGATION INTO GM BRAKE LINES WAS DISMISSED.
Mileage: 68,000
WHILE DRIVING DOWN THE ROAD WITH THE A/C ON SUDDENLY THE DRIVERS SIDE STARTS BLOWING HOT AIR WHILE THE PASSENGER SIDE IS STILL BLOWING COLD AIR. IF I PUT THE AVALANCHE INTO NEUTRAL TURN OFF THE ENGINE AND RE START THE ENGINE IT WILL SUDDENLY START BLOWING COLD AIR AGAIN - IT IS HAPPENING QUITE A BIT MORE FREQUENTLY AND I HAVE READ ON SOME AVALANCHE FORUMS OTHERS HAVE HAD THIS ISSUE AS WELL. WHEN ITS 100+ DEGREES OUTSIDE THE AIR NEEDS TO WORK THE HEATER I CAN DO WITHOUT DURING THIS TIME.
Mileage: 240,000
INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6) BRAKE FAILURE CHEVROLET AVALANCHE 2500 VIN [XXX] , MODEL YEAR 2004 DUE TO CORROSION AS DESCRIBED BY GROSSMAN CHEVROLET SERVICE MANAGER BRENT TURCHI ( ROTTED AND LEAKING BRAKE LINE ) - OWNER [XXX] BRAKE PEDAL WENT ALL THE WAY TO THE FLOOR - MR. TURCHI ADVISED THAT BRAKE LINE FROM MASTER CYLINDER TO ABS MODULE ROTTED AND LEAKING - EVENT HAPPENED AT UNDER 50,000 MILES SINCE LINE IS BUNDLED WITH ALL OTHER FRONT LINES IT WAS NECESSARY TO REPLACE 2 LINES FROM MASTER TO BAS, LINE FROM FRONT ABS TO LEFT FRONT AND FROM ABS TO RIGHT FRONT , BLEED AND REPLACE FLUID $608.28 CHARGE. *TR
Mileage: 49,999
I FILED A COMPLAINT LAST WEEK, AND READ WHAT WAS WRITTEN TODAY. THE INFO THAT WAS PUT IN YOUR SYSTEM IS INCORRECT, THE ODI NUMBER IS 10305220 THE VECHICE DOES NOT STOP SHORT, IT TAKES ALOT LONGER TO STOP, AS THE BRAKES FAIL DURING ANTI LOCK FAILURES ALSO, THE VEHICLE WAS INVOLVED IN AN ACCIDENT DO TO NOT STOPPING PROPERLY.
Mileage: 15,800
TL*THE CONTACT OWNS A 2004 CHEVROLET AVALANCHE 2500. THE CONTACT STATED THE ANTI LOCK BRAKES GOES OFF WHEN THE SURFACE IS DRY. VEHICLE IS STOPPING SHORT BEFORE IT SHOULD STOP. THE VEHICLE WAS TAKEN TO THE DEALER AND STATED THERE IS A PROBLEM WITH THE BRAKES BUT IT IS NOT COVERED UNDER ANY RECALLS AND CONTACT HAS TO PAY FOR THE EXPENSE. THE FAILURE MILEAGE WAS 15,800. UPDATED 03/04/10 *BF THE CONSUMER STATED HE EXPERIENCED EXTENDED STOPPING DISTANCE WHICH RESULTED IN A CRASH. UPDATED 06/14/10.*JB
Mileage: 15,800
WHEN COMING TO A STOP ON CLEAN DRY PAVEMENT, THE ANTI-LOCK BRAKES BEGIN PULSATING, TRIPLING YOUR STOPPING DISTANCE. *TR
Mileage: 15,800
WHEN COMING TO A STOP ON CLEAN DRY PAVEMENT, THE ANTI-LOCK BRAKES BEGIN PULSATING, TRIPLING YOUR STOPPING DISTANCE. *TR
Mileage: 15,800
ANTILOCK BRAKES ARE ENGAGING DURING STOPS ON DRY ROADS. CAUSING VEHICLE TO PULL TO THE RIGHT. *TR
Mileage: 61,500
POOR BREAKING AT 8500 MILES. DEALER TURNED FRONT ROTORS. POOR BREAKING AGAIN AT 9500 MILES, DEALER REPLACED REAR PADS AND ROTORS. BREAKING ALMOST CAUSED SERIOUS ACCIDENT, AS STOPPING DISTANCE WAS ABOUT 3 TIMES NORMAL. GM WOULD NOT COVER 2ND REPAIR. FRONT PADS WERE STILL GOOD, AND TRUCK DRIVEN GENTLY ABOUT 200 MILES PER MONTH. I BELIEVE INFERIOR STEEL USED IN MANUFACTURE, AND ALL SHOULD BE RECALLED. *TR
Mileage: 8,000
I HAVE A 2500 AVALANCHE. MAIN FUEL TANK OR LINES ARE LEAKING. THIS IS A 2004. *TR
Mileage: 49,870
SPEEDO AT 60 MILES PER HOUR WHEN STOPPED. INCREASES FROM THERE WHEN MOVING. CAN NOT TELL CORRECT SPEED. APPEARS TO BE A COMMON PROBLEM WITH 03 TO 06 CHEVY VEHICLES. WARRANTY UP ON VEHICLE DUE TO AGE NOT MILES. DEALER SAYS COST IS OVER $500. *TR
Mileage: 30,842
Loss of motive power due to engine failure
Loss of Motive Power due to the Battery Energy Control Module
Electric Vehicle Battery Fires
Outboard Front Seat Belt Anchor Cable Failure
Fuel Line Leak
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology — how this data is sourced, computed, and verified.