| 1 | 0 | 3 | 4 | 3 | 4 |
2007 Infiniti M repairs by problem area
Engine (23%)
Transmission and Drivetrain (4%)
Brakes and Traction Control (4%)
Suspension and Steering (17%)
Electrical and Air Conditioning (33%)
Paint, Rust, Leaks, Rattles, and Trim (8%)
Other (10%)
Chart based on 134 repairs.
2007 Infiniti M engine repair cost distribution
$2500+ (3%)
$1000 - $2499 (17%)
$500 - $999 (17%)
$100 - $499 (23%)
< $100 (40%)
Chart based on 30 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2007 Infiniti M 4dr Sedan
325-horsepower 4.5L V8 5-speed shiftable automatic RWD
| 122000 mi US $25 |
CEL came on. Replaced gas cap. |
| 67000 mi | Leaking fuel injector rail was making car hard to start. Dealer replaced both fuel rails and fixed problem. |
| 146000 mi US $2300 |
Replaced valve covers and gaskets; replaced tensioner pulley and drive belt. |
| 78000 mi US $45 |
Replaced both belts. One of the old ones was making a squeaking noise. |
| 67000 mi US $140 |
belt replacement |
2007 Infiniti M 4dr Sedan
275-horsepower 3.5L V6 5-speed shiftable automatic RWD
| 73000 mi US $200 |
Stuck thermostat. |
| 72000 mi US $500 |
Leaking radiator |
| 105700 mi US $230 |
Oil leaking from a seal. Replaced seal. |
| 141000 mi | Excessive oil burning. About a quart every 1k miles. Did not repair before selling. |
| 72400 mi US $275 |
Leaky valve cover gaskets |
| 91000 mi US $800 |
Radiator leak and hose leaks |
| 108000 mi US $100 |
oil cooler ring failed. 5 dollar part |
| 15000 mi | Fuel Gauge not reading correctly. Parts required not yet fixed |
| 17000 mi | After repair problem persisited. I now think that the fuel tank is not bring completely filled at the pump. Fill up at end of long trip did not equal fuel that should have been used. |
| 18000 mi | Gas tank and fuel gauge reading is now corrected. |
| 38000 mi US $60 |
Exhaust diffuser on tail pipe replaced. Had fallen off. |
| 89700 mi US $500 |
Vent control valve needed to be replaced in the emission system |
| 104800 mi US $1400 |
Replaced Valve Cover Gasket, Lower Oil Pan Gasket, Drive Belt |
| 111000 mi US $1100 |
Thermostat failed and hence made the radiator fail |
| 50000 mi US $200 |
Radiator fan module malfunctioned. Only 1 of the 2 fans were working. |
2007 Infiniti M 4dr Sedan
275-horsepower 3.5L V6 5-speed shiftable automatic AWD
| 75000 mi US $650 |
Install aftermarket radiator |
| 153000 mi US $210 |
Replaced radiator and fluid due to a small crack in plastic part of radiator near the filler neck. |
| 75500 mi | Noise form engine compartment. Drive belt was loose. Adjusted tension to specification |
| 78000 mi US $80 |
rattling from engine compartment. Exhaust manifold heat shield mounts were replaced. |
| 93000 mi | Radiator leaked. Radiator repaired |
| 108000 mi US $1300 |
valve cover leaking oil; required replacement valve cover |
| 139500 mi US $2600 |
Needed new catalytic converters, originals rusted. Decided to replace entire exhaust and intake with aftermarket. |
| 145500 mi US $60 |
O ring leaking at oil cooler. Replaced O ring problem solved. |
| 164000 mi US $1000 |
left bank catalyst was starting to plug up, set code and lit "service engine soon" indicator. Replaced catalyst, car runs fine now. |
| 190700 mi US $750 |
Radiator tank ruptured requiring replacement of Radiator. |
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