Before you buy
This 2004 Infiniti M45 has 43 NHTSA complaints — top issue: Fuel System.
A model-year pattern isn't the car in front of you. Check this exact VIN for accidents, open recalls, odometer rollback, and salvage titles.
Free preview · Full report from $12.95.
2004 Infiniti M45 Fuel Economy
✓ EPA Official DataEPA official fuel economy rating for the 2004 Infiniti M45.
Source: EPA FuelEconomy.gov. Figures reflect EPA lab testing; real-world results vary by driving style, load, and conditions.
2004 Infiniti M45 Safety Ratings
NHTSA 5-Star ProgramOfficial crash test results from the NHTSA 5-Star Safety Ratings program. Stars reflect government-conducted tests; higher is safer.
Overall
Not RatedFrontal Crash
Not RatedSide Crash
Not RatedRollover
Not RatedSource: NHTSA 5-Star Safety Ratings. Ratings are based on government crash tests and may not reflect all trim levels.
Based on NHTSA complaint data, the 2004 Infiniti M45 has 43 owner complaints, 0 crash-related complaints, and 2 recall campaigns on record. The most frequently reported component is Fuel System. NHTSA reliability signal: Good Record.
- Make
- Infiniti
- Model
- M45
- Model year
- 2004
- NHTSA owner complaints
- 43
- Crash-related complaints
- 0
- Safety recall campaigns
- 2
- Top reported component
- Fuel System
- Reliability signal
- Good Record
- EPA MPG combined
- 18
- EPA MPG city / highway
- 16 / 22
- Fuel type
- Premium Gasoline
- Electronic stability control
- Standard
Common problems
Most common 2004 Infiniti M45 problems
Top owner-reported complaint areas and where they often appear.
Fuel System
Gasoline
Engine Problems
Complaint patterns center on Fuel System, Gasoline, Engine Problems. Use these as a pre-purchase inspection guide, then verify recall and damage history on the specific VIN.
Buyer verdict
Should you buy a used 2004 Infiniti M45?
This INFINITI M45 year shows a meaningful number of reported issues, so buyers should only proceed after a careful records review and inspection.
Model-year complaint trends can reveal recurring trouble spots before you spend money on inspections, financing, or repairs.
May Suit
This year may suit buyers who prioritize complete maintenance records and pass a pre-purchase inspection.
May Want to Avoid
Buyers who want a lower-risk ownership profile may prefer comparing nearby model years before committing.
Pre-purchase
What to check before buying a used 2004 Infiniti M45
Inspection Focus
- Inspect the most frequently reported complaint components on this model year
- Confirm recall repairs were completed and documented
- Check for accident damage, title brands, and mileage inconsistencies on the exact VIN
Before You Close the Deal
- Run a VIN check on the specific vehicle you are considering
- Verify all open recalls are completed at nhtsa.gov/recalls
- Request service records for the most-reported complaint components
- Have a certified mechanic inspect the vehicle before purchase
Check the exact car
Shortlist with model-year data. Decide with the exact VIN.
Before buying a used 2004 Infiniti M45, run a VIN history report to verify accidents, title brands, odometer records, theft checks, and open recalls for the exact vehicle.
AI verdict
What the complaint data suggests
Editorial interpretation of NHTSA public complaint data. Source: nhtsa.gov. Complaints are owner-submitted and do not confirm a defect. Methodology
The INFINITI M45 has 43 NHTSA complaints and 2 recalls on record. This data reflects owner-reported issues submitted to the National Highway Traffic Safety Administration.
Recall context: 2 recall campaigns are on record, so recall completion status should be confirmed on the exact VIN before purchase.
- 43 total complaints filed with NHTSA
- 2 federal recall campaigns
- No crash-related complaints on record
- Review NHTSA complaint history for the most-reported components
- Check recall completion status at nhtsa.gov/recalls
- Verify service records for frequently complained components
Full breakdown
All 2004 Infiniti M45 complaints by category
Every owner-reported complaint category filed with NHTSA for the 2004 Infiniti M45. Use this as a pre-purchase inspection checklist.
| Component | Complaints | Crashes | Fires | Avg Mileage | Volume |
|---|---|---|---|---|---|
| Fuel System | 30 | — | — | — | |
| Gasoline | 23 | — | — | — | |
| Engine Problems | 8 | — | — | — | |
| Other | 7 | — | — | — | |
| Electrical Faults | 5 | — | — | — | |
| Seat-Related Issues | 3 | — | — | — | |
| Airbag Malfunctions | 2 | — | — | — | |
| Headlight/Taillight Failures | 1 | — | — | — |
Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.
In their words
Real owner complaints
Read what owners actually reported to NHTSA for the 2004 Infiniti M45. Type a keyword (e.g. “transmission”, “stalling”, “brakes”) to filter.
TL* THE CONTACT OWNS A 2004 INFINITI M45. WHILE THE VEHICLE WAS STOPPED AT A RED LIGHT, THE ACCELERATOR PEDAL WAS DEPRESSED, THE ENGINE STALLED, AND ALL OF THE WARNING INDICATORS ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE THE DIAGNOSTIC RESULTS WERE UNKNO…
TL* THE CONTACT OWNS A 2004 INFINITI M45. WHILE DRIVING 65 MPH, THE VEHICLE STALLED WITHOUT WARNING AND FAILED TO RESTART. THE CONTACT MENTIONED THAT THE FAILURE RECURRED SEVERAL TIMES. THE VEHICLE WAS TAKEN TO AN AUTO PARTS STORE, WHERE IT WAS DETERMINED THAT THE CAM SHAFT SENSO…
TL* THE CONTACT OWNS A 2004 INFINITI M45. WHILE DRIVING AT VARIOUS SPEEDS, THE BRAKE LIGHT DID NOT ILLUMINATE WHEN THE BRAKE PEDAL WAS DEPRESSED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND ADVISED THAT THE VIN WAS NOT INCLUDED IN N…
TL* THE CONTACT OWNS 2004 INFINITI M45. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 60 MPH, THE VEHICLE STARTED SPUTTERING BEFORE STALLING. THE CONTACT MENTIONED THAT THE ENTIRE INSTRUMENT PANEL ILLUMINATED AND MOMENTS LATER, THE VEHICLE RESTARTED. THE VEHICLE EXHIBITED THE …
FRAME ON DRIVERS SEAT BROKEN CAUSING SEAT TO LIST TO THE LEFT SIDE. PREVIOUSLY REPAIRED BY DEALER WHO INFORMED US AT THE TIME THAT IT COULD NOT BE REPAIRED AGAIN, IT WOULD NEED TO BE REPLACED AT AT COST OF APPROX $1800.00. SEAT CURRENTLY NOW NEEDS REPLACEMENT. THIS IS A ON…
TL* THE CONTACT OWNS 2004 INFINITI M45. THE CONTACT STATED THAT WHILE DRIVING 60 MPH, THE VEHICLE STALLED AND THE VDC, ENGINE, AND SEATBELT LIGHTS ILLUMINATED. THE CONTACT RESTARTED THE VEHICLE AND CHANGED THE BATTERY A DAY LATER BUT THE FAILURE RECURRED. THE VEHICLE WAS TAKEN T…
THE FIRST INCIDENT HAPPENED ON JUNE 3RD DRIVING TO WORK AND THE CAR JUST GAVE OUT. IT STALLED, LIGHTS CAME ON THE DASHBOARD AND CAR DIED. I WAS ABLE TO DRIFT TO A SIDE STREET IN WHICH I TRIED TO START THE CAR AGAIN; HOWEVER, THE CAR WOULD NOT START UP. I HAD TO GET IT TOWED TO…
WENT TO SIT IN CAR AND HEARD A LOUD POP AS I SAT. SEAT WAS THEN SHAKY AND UNSTABLE. FURTHER INSPECTION REVEALED THE SEAT WAS LOOSE OR BROKEN ON THE LEFT SIDE. TOOK CAR TO INFINITI WHERE I WAS TOLD THE SEAT CAME OUT OF THE TRACK AND THE SEAT TRACK NEEDED TO BE REPLACED AT A COS…
TL* THE CONTACT OWNS A 2004 INFINITI M45. THE CONTACT STATED THAT WHILE AT A COMPLETE STOP, THE VEHICLE STALLED. THE VEHICLE RESTARTED AFTER AN HOUR AND WAS ABLE TO BE DRIVEN TO THE DEALER WHERE THE FAILURE COULD NOT BE REPLICATED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT ALSO S…
TL* THE CONTACT OWNS A 2004 INFINITI M45. THE CONTACT STATED THAT THE OIL INDICATOR LAMP FAILED TO ILLUMINATE, INDICATING THAT THE OIL LEVEL WAS LOW. AS A RESULT, THE ENGINE SEIZED. THE VEHICLE WAS TOWED TO A LOCAL MECHANIC WHO DIAGNOSED THAT THE ENGINE AND THE INSTRUMENT PANEL …
THIS VEHICLE'S YEAR, MAKE AND MODEL HAS A KNOWN FUEL GAUGE ISSUE THAT NISSAN/INFINITI CHOSE TO IGNORE FOR THE LONGEST TIME. I THOUGHT I WAS ONE OF THE LUCKY ONES BECAUSE MY CAR DIDN'T HAVE THE ISSUE BUT IT HAPPENED BACK IN SEPTEMBER OF 2011 WHILE DRIVING HOME FROM WORK. LUCKILY,…
THIS CAR HAS A WELL-KNOWN ISSUE WITH THE FUEL GAUGE WHERE IT NO LONGER WORKS CORRECTLY. THIS RESULTED IN MY CAR RUNNING OUT OF FUEL AS THE INSTRUMENT WAS NOT WORKING CORRECTLY TO NOTIFY ME OF MY CORRECT FUEL AMOUNT, LEAVING ME STRANDED ON THE HIGHWAY. I BELIEVE THIS ISSUE IS AL…
HELLO, I OWN A 2004 INFINITY M45 AND I WISH TO FILE A COMPLAINT. MY GAS GAUGE DOESN'T FUNCTION PROPERLY AND IT READS HALF FULL AT EMPTY WHICH CAUSED MY WIFE TO STALL OUT AT NIGHT!!!!! ON THE HIGHWAY!!!!! I THOUGHT IT MAY HAVE BEEN JUST MY CAR AT FIRST UNTIL I GOOGLED IT REALIZI…
CAR HAD NO FUEL DESPITE GAUGE READING. TRAVELING 65MPH IN LEFT LANE OF CROWDED RUSH HOUR TRAFFIC ON GARDEN STATE PARKWAY WITH NO LEFT SHOULDER. VERY DANGEROUS SERIES OF RIGHT LANE CHANGES AND COASTING IN NEUTRAL TO EXIT TRAFFIC. NO ACCIDENT OR INJURY BUT CHALLENGING SITUATION …
DRIVING DOWN THE ROAD CAR SLOWED THEN DIED. SYSTEM READ 1/2 TANK OF GAS AND OVER 150 MILES LEFT TO REFUEL. GAS TANK WAS EMPTY. *KB
PURCHASED A 2004 INFINITI M45 WITH 76K IN MAY 2010. WITHIN 2 DAYS OF BUYING THE CAR THE CHECK ENGINE LIGHT CAME ON. I HAD IT SCANNED AND IT SAID "FUEL SENDING UNIT" SO I REPLACED THAT PART AND THE LIGHT WENT OFF. ABOUT 2 DAYS LATER, THE GAS TANK WAS ABOUT 1/4 TANK SHOWN, AND I WA…
MY FUEL GAUGE WAS SHOWING A HALF A TANK OF GAS AND I RAN OUT OF GAS STALLING IN THE MIDDLE OF AN INTERSECTION. THE VEHICLE IS OUT OF WARRANTY DO TO TIME FRAME BUT WELL WITHIN THE MILEAGE. THIS CONTINUES TO BE A PROBLEM AND I HAVE RUN OUT OF GAS 2 ADDITIONAL TIMES. THE VEHICLE REA…
CAR CUT OFF DUE LACK OF GAS, HOWEVER, THE FUEL GAUGE WAS SHOWING A HALF A TANK. *TR
THE FUEL GAUGE ON MY 2004 INFINITI STOPPED WORKING. I WAS DRIVING ON THE HIGHWAY AND MY FUEL GAUGE, READ 2/3RDS FULL, I RAN OUT OF GAS IN THE MIDDLE OF THE ROAD. I HAD TO HAVE THE CAR TOWED TO A REPAIR SHOP, THE FUEL PUMP WAS REPLACED. TO DATE THE GAUGE WILL NOT GO BELOW 2/…
MY FUEL GAUGE READ 1/3 OF A TANK AND I RAN OUT OF GAS. I BOUGHT THE CAR USED IN APPROXIMATELY JAN 2009 AND I BOUGHT AN EXTENDED COMPLETE POWERTRAIN WARRANTY. THEY INITIALLY THOUGHT IT WAS MY FLOAT MECHANISM IN THE GAS TANK BUT FINALLY REALIZED IT WAS THE DASH AND REPLACED IT UN…
Source: NHTSA Complaints Database. Real owner reports for the 2004 Infiniti M45.
Safety recalls
2004 Infiniti M45 recalls
2 campaignsNHTSA recall campaigns for the 2004 Infiniti M45. 2 recall campaigns are on record, so recall completion status should be confirmed on the exact VIN before purchase. Recalls are free to fix at authorized dealers, but completion status must be verified on the exact VIN.
FUEL SYSTEM, GASOLINE
EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH
Research more
Keep researching before you buy
Compare brands and categories, then check the exact car's history by VIN.
Questions
2004 Infiniti M45 buying FAQ
Buyer-focused answers based on real NHTSA complaint and recall data for this model year.
Is the 2004 Infiniti M45 reliable?▾
Good Record. NHTSA currently shows 43 owner complaints, 0 crash-related complaints, and 2 recall campaigns for this model year. This INFINITI M45 year shows a meaningful number of reported issues, so buyers should only proceed after a careful records review and inspection. Treat this as a model-year signal, then verify the exact vehicle's condition and history before purchase.
What are the most common problems with the 2004 Infiniti M45?▾
#1: Fuel System (30 complaints). #2: Gasoline (23 complaints). #3: Engine Problems (8 complaints)
At what mileage do problems start on the 2004 Infiniti M45?▾
Mileage data is not available or insufficient for this model year.
How safe is the 2004 Infiniti M45?▾
Complaint data is not the same as crash-test scoring, but it does highlight possible risk patterns. For the 2004 Infiniti M45, NHTSA complaints include 0 crash-related reports and 0 fire reports out of 43 total complaints. For controlled crash-test ratings, check nhtsa.gov/ratings.
Does the 2004 Infiniti M45 have any recalls?▾
Yes. 2 NHTSA recall campaigns affect the 2004 Infiniti M45. A major recall area is FUEL SYSTEM, GASOLINE. 2 recall campaigns are on record, so recall completion status should be confirmed on the exact VIN before purchase. Always verify open recalls by VIN because completion status varies by vehicle.
Should I buy a 2004 Infiniti M45?▾
This INFINITI M45 year shows a meaningful number of reported issues, so buyers should only proceed after a careful records review and inspection. Model-year complaint trends can reveal recurring trouble spots before you spend money on inspections, financing, or repairs. Pay extra attention to Fuel System during inspection. Before committing, run a VIN history report to verify accidents, title brands, odometer records, and recall completion for the exact car.
Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.
Wider context: See the full Infiniti M45 reliability report with year-by-year comparison.
Owner Reliability Rating
Rate the 2004 Infiniti M45 based on your ownership experience.
Add your rating:
Ratings are based on owner experience and are separate from NHTSA data shown above.
Before you buy
Check the exact vehicle history before you buy
Model-year complaints and recalls reveal patterns. A VIN report confirms whether the exact car has accident history, title brands, mileage issues, or open recalls.