Problems · NHTSA complaints

2004 Chevrolet Monte Carlo problems

Owners filed 230 complaints about the 2004 Chevrolet Monte Carlo with NHTSA between Aug 2004 and Dec 2025. The most-cited component is electrical system (151).

Complaints
230
Filed with NHTSA
Crashes
5
Reported by owners
Fires
11
Reported by owners
Injuries
9
People reported injured
Deaths
0
Reported to NHTSA
01 —By component

Complaints by component

One complaint can cite several components
  1. Electrical system151
  2. Engine23
  3. Steering16
  4. Exterior lighting12
  5. Service brakes, hydraulic8
  6. Engine and engine cooling7
  7. Equipment7
  8. Vehicle speed control6
  9. Suspension5
  10. Seats5
  11. Service brakes4
  12. Seat belts3
  13. Air bags3
  14. Power train3

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

Data from NHTSA Complaints API · synced Nov 9, 2026NHTSA vehicle page
02 —Trend

When complaints were filed

Does it get worse with age? Complaints per calendar year filed
View as table
Model yearComplaints filed per calendar year
20047
20053
20068
200713
200843
200935
201027
201114
201210
20133
201426
201513
201616
20173
20184
20191
20202
20211
20220
20230
20240
20251

Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.

03 —Owner reports

Top problems in owners’ words

Verbatim from NHTSA complaints, newest first

Electrical system

151 reports4 crashes4 fires1 related recall
“TL* THE CONTACT OWNS A 2004 CHEVROLET MONTE CARLO. WHILE DRIVING 15 MPH, THE VEHICLE STARTED TO SHUDDER AND SMOKE APPEARED UNDER THE HOOD. IN ADDITION, THE VEHICLE'S BATTERY EXPLODED. A FIRE REPORT WAS FILED. THE LOCAL FIRE DEPARTMENT EXTINGUISHED THE FIRE. THERE WERE NO INJURIES SUSTAINED. THE VEHICLE WAS TOWED TO THE CONTACT'S RESIDENCE. THE VEHICLE WAS NOT TAKEN TO A DEALER OR INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING OR REPAIRS. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 49,000. THE VIN WAS NOT AVAILABLE. *TR”
Owner complaint to NHTSAFiled Sep 24, 2018Electrical system, EngineFire reportedODI 11130977

Engine

23 reports1 crash5 fires
“I took my car into Freeland Chevrolet for the recall my car was running great,when i picked it up it was idling rough and smoking on my way home it was stalling out at every stop causing me to loose control of power steering and braking creating a safty haszard called them the next day and told them about it which they already knew because the manager was outside when i started it up. They said it was thowing 11codes when i brought it in saying that was the problem,which i could not have drove it their in that condition and never would.got in touch with corp office. In the mean time I had it towed back to them on DEC1,,,.Because its undrivable. Then on Dec11 got a call from corporate say i had to pay 253.00 for a Diagnostic also they told them it was throwing 21 codes when i brought it in.whats the Truth? they endangerd many lives by letting me drive that car off the lot.That tells me they have no regard for the safety of the public. my car is still there”
Owner complaint to NHTSAFiled Dec 13, 2025Steering, Service brakes, EngineODI 11704820

Steering

16 reports1 crash2 related recalls
“POWER STEERING HIGH PRESSURE LINE MAY FAIL PREMATURELY OF THE 20,000-24,000 MILE SERVICE REPLACEMENT. HAD TO REPLACE THIS MULTIPLE TIMES AND IT'S LEAKING AGAIN FROM THE HOSE.”
Owner complaint to NHTSAFiled Nov 21, 2020SteeringODI 11375722

Exterior lighting

12 reports1 fire
“TL* THE CONTACT OWNS A 2004 CHEVROLET MONTE CARLO. WHILE DRIVING 30 MPH, THE INSTRUMENT PANEL LIGHTS, TAIL LIGHTS AND HEADLIGHTS FAILED WHEN THE HIGH BEAM LIGHTS WERE ACTIVATED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 150,000.”
Owner complaint to NHTSAFiled Jan 8, 2016Electrical system, Exterior lightingODI 10818983

Service brakes, hydraulic

8 reports1 related recall
“REAR BRAKE ROTORS WERE RECUT 1 TIME, REPLACED 1 TIME BY DEALER DUE TO PITTING OF THE ROTORS CAUSING RUFF STOPPING. I REPLACE THE REAR PADS AND ROTORS OUT OF POCKET AT 39,000MILES AND STOPPED PROBLEM. FRONT BRAKE PADS CRACKED IN THE FIRST 12,000 MILES AND REPLACED OUT OF POCKET WITH CERAMIC PADS, NO MORE BRAKE TROUBLE YET, THE CAR NOW HAS 48,000 MILES. WE HAD NO ACCIDENTS FROM THIS. *TR”
Owner complaint to NHTSAFiled Mar 18, 2011Service brakes, hydraulicODI 10390586

Engine and engine cooling

7 reports3 fires2 related recalls
“The contact owns a 2004 Chevrolet Monte Carlo. The contact stated that while operating the vehicle, there was a burning odor blowing through the air vents into the cabin of the vehicle. While depressing the accelerator pedal, the oil gauge increased to high. Additionally, the engine overheated. The vehicle was taken to the local dealer regarding NHTSA Campaign Number: 15V201000 (Engine and Engine Cooling) however, the part had to be ordered,ed and the vehicle was not yet repaired. The manufacturer was not yet contacted. The failure mileage was 215,000.”
Owner complaint to NHTSAFiled Dec 10, 2021Engine and engine cooling, EngineFire reportedODI 11443389
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 9, 2026

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.