| 1 | 0 | 3 | 4 | 3 | 4 |
2006 Infiniti G repairs by problem area
Engine (26%)
Transmission and Drivetrain (9%)
Brakes and Traction Control (9%)
Suspension and Steering (19%)
Electrical and Air Conditioning (27%)
Paint, Rust, Leaks, Rattles, and Trim (7%)
Other (4%)
Chart based on 406 repairs.
2006 Infiniti G engine repair cost distribution
$2500+ (3%)
$1000 - $2499 (11%)
$500 - $999 (15%)
$100 - $499 (25%)
< $100 (46%)
Chart based on 96 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2006 Infiniti G
Engine not specified
| 23000 mi | Catastophic failure, Bearing and crank shaft noise. Suspect spun main or rod bearing. Complete engine replaced under warranty. |
2006 Infiniti G 4dr Sedan
298-horsepower 3.5L V6 6-speed manual RWD
| 90000 mi US $425 |
Fuel sensor failure, affecting supply |
| 88000 mi US $529 |
belts worn |
| 65720 mi C $738 |
Replace cam sensors |
| 32500 mi | radiator fan motors are defective. |
| 36580 mi | CEL comes on after refuel and stays on now. Possibly a new fuel filler cap is needed, or worse - emission system problem. |
| 43400 mi C $510 |
Faulty emission control valve |
| 46500 mi C $60 |
Trouble code P2135 - throttle pedal sensor switch voltage issue. Performed ECM reset |
| 58900 mi C $125 |
Strong burning smell inside car, heater blowing cold air intermittently. Cause: low coolant. Shop performed coolant flush to fix problem. |
| 45260 mi | Burning excessive oil. Shop recommended replacing engine - terminal problem. |
| 145000 mi US $1000 |
Rusted exhaust, replaced with aftermarket cat-back system. |
| 151000 mi US $1000 |
Fuel pump failed. |
| 110000 mi US $1000 |
replace clutch, flywheel and related components. |
| 114942 mi US $535 |
Exhaust timing sensor was replaced for the check engine light. |
| 96000 mi | One of two radiator fans stopped working and was replaced |
| 125000 mi US $22 |
Replaced bad evap valve |
| 163000 mi US $400 |
minor valve cover leak, replaced both valve covers. Mass air flow sensor replacement. |
| 195000 mi US $800 |
Oil leak from the front timing cover. While apart, I replaced radiator, water pump, hoses, thermostat, etc. |
| 106800 mi US $100 |
Engine overheating. Replaced thermostat which was stuck closed. Also replaced upper and lower radiator hoses as preventative measure. |
| 48000 mi US $20 |
Oil consumption test. First told 1k miles per qt was normal when first reported when vehicle was new. It first used 1k miles per qt. Now uses 1 qt per 2k miles. Told by dealer there is now a TSB for 350Z & G35.They measure consumption by mm on the dip... |
| 50000 mi | In 3415 miles since last oil change oil consumption amount used on the oil dipstick was 12mm. Dealer stated 18mm usage was required to qualify for engine replacement under warranty. This amount would have qualified when new but dealer at that time ... |
| The clutch and flywheel was repl. by Nissan dealer but still the cluch mades smell like it was slipping. I am dessepointed. The clutch issue is complete factory disaster. Howcom factory cannot make clutch and flywheel combo without burning c | |
| 127100 mi €200 |
engine valve cover gaskets replacement. new one also failed. I have to go back and do the same job and pay twice for same job. |
| 29000 mi US $125 |
Increased oil consumption. Found on Internet that common with 2005-2006 G35 with manual transmission and high-rev engine. One day before dealer test found PCV valve stuck. Fixed this, and after 460 miles no missing oil. Will check again at 1k miles. |
| 29000 mi | Above 500 miles after oil change, oil start dissapearing fast,then accelerated to 10mm on the dipstick at 997 miles! At the Dealer, only 4.5mm was missing! I have pictures. Contacted Customer support and went to retest at another dlr. |
| 33000 mi | BACK FOR 2K MILES TO CHECK OIL CONSUMPTION. WHEN OPENED WITH OWNER'S PRESENT, THE MISSING OIL WAS QUESTIONABLE. 7 TO 8mm MISSING ACCORDING TO DEALER AND 13 TO 14mm ACCORDING TO OWNER.HAVE PICS. ACCORDING TO NEW TSB 18mm OR MORE IS BAD. |
| 37000 mi | Experimenting with different high mileage oils, detergents and additives since July, with only changes every 1,000 to 2,000 miles. So far oil consuption is down about 30 percent. |
| 37500 mi US $180 |
Oil consumption problem fixed on manual G35. The PCV valve gets clogged because of high oil suction. Adding an oil air separator ahead of the PCV prevents this from happening and saves the engine if discovered early, before oil is gone! |
| 45300 mi US $400 |
Oil consumption. After trying all remedies over the counter, I tried some of less conventional ones. Update: still using oil, but less than before, about one quart per 1,500 miles. |
| 55000 mi US $150 |
Belts |
| 58000 mi | Using about a quart of oil per 1,000 miles when sold. |
2006 Infiniti G 4dr Sedan
280-horsepower 3.5L V6 5-speed shiftable automatic RWD
| 85500 mi US $600 |
radiator and cooling fan assembly replaced. car overheated and was towed to independent Japanese repair specialist. |
| 90300 mi US $650 |
85,000 miles. Sawgrass Infiniti -Tamarac FL stated oil leaking from valve cover gaskets, to replace valve covers. Quote pricey. Had high rated indy Japanese shop in Boca Raton inspect, found no leaks, so no work done. At 91,000 still no leaks, and no more visits to Sawgrass Infiniti. |
| 82000 mi US $800 |
MAF Indicator failed, |
| 187000 mi US $390 |
CAM Sensor failed, resulting in a check engine light. Was offered two options, 1) replace only the sensor that failed, or 2) replace all CAM sensors to prevent further issues. Opted for option 2. |
2006 Infiniti G 4dr Sedan
280-horsepower 3.5L V6 5-speed shiftable automatic AWD
| 73000 mi US $100 |
Cam position sensor. |
| 99000 mi US $25 |
Oil leak due to failed oil cooler filter gasket. The part cost $10 and the repair is simply to remove the oil filter and the 1 22mm bolt that secures the oil cooler to the block. |
| 99000 mi US $75 |
The crank position sensor caused the engine to momentarily loose power. The car quickly recovered and the stored code indicated the failure and an OEM part was ordered online and the part was quickly replaced. The part is 1 10mm bolt near the bottom of the engine and the location and instructions on how to repair are well documented. |
| 80000 mi US $500 |
cleaned out intake etc. |
| 88000 mi | There was an air bubble trapped in the cooling system, causing the vents to blow hot air only when the car was accelerating. They "burped" the cooling system to solve the problem. |
| 92000 mi | Leak in EVAP system. |
| 97000 mi US $881 |
EVAP Canister Control Valve Replaced |
| 81900 mi US $280 |
Cam position sensor failed. Service engine & traction control lights illuminated. Would fail to start at times. |
| 97000 mi US $100 |
Cam sensor seals leaking; replaced both cam sensor seals |
| 92300 mi US $70 |
Oil consumption |
| 97000 mi US $1500 |
Car Burning oil. Replaced valve seals and it is still burning oil |
| 74000 mi US $1000 |
The radiator had a blockage and caused the engine to overheat. The faulty radiator needed replacing. |
| 97000 mi US $445 |
Evap system leak cause check engine light; first visit replaced gas cap, then canister vent valve |
| 102000 mi US $1556 |
Muffler fell off, repaired it |
| 117000 mi US $400 |
O2 sensor |
| 84320 mi C $850 |
Engine fault light came on, emission system component failure. |
| 118000 mi | Exhaust heat shield rattling under acceleration. Clamp applied to reduce vibrations. |
| 69000 mi | Thermostat |
| 160000 mi US $300 |
cam shaft sensor needed to be replaced accessory belt needed replacement |
| 55000 mi | Thermostat was faulty. Was replaced under warranty |
| 81220 mi C $300 |
Rust on fuel fill nozzle prevented the gas cap from sealing. Check engine light sayed on. The rust was cleaned up and a new cap installed. |
| 77000 mi US $500 |
Oxygen sensor failed. |
| 81300 mi US $1850 |
original muffler and related pipes replaced. |
| 97000 mi US $800 |
Thermostat failed. Replaced unit. |
| 97900 mi US $1000 |
oil o-ring / gasket failed...leaked |
| 98580 mi | replace spark plugs replace gas cap and clean rust from filler neck etc. |
| 105500 mi C $3140 |
Gas tank filler tube rusted. would not hold pressure, therefore check engine light on. Had to be replaaced. |
| 112844 mi C $1160 |
secure heat shields around convertor |
| 125860 mi C $1006 |
replace muffler & pipes |
| 38000 mi | Heavy upper lifter noise upon starting car. Did not go away even after warming up. After the oil was changed, the noise was gone and so far has not returned. Was explained that it might have been a lifter that bled down. |
| 63000 mi | Both valve cover gaskets were leaking as well as the rear main seal. |
| 85000 mi US $280 |
Replaced heat shield |
| 88000 mi | Removed loose heat shield |
| 100000 mi US $10 |
Repaired hole in exhaust |
2006 Infiniti G 4-door
6-cylinder manual 2WD
| 28000 mi | Engine burned excessive oil, was replaced under warranty. |
2006 Infiniti G 4-door
6-cylinder automatic 2WD
| 24000 mi | temp sensor was not working and on previous service a part was ordered which was not installed until this trip. |
2006 Infiniti G 2dr Coupe
298-horsepower 3.5L V6 6-speed manual RWD
| 18000 mi | Engine replaced. |
| 82000 mi | Engine burning oil. |
| 21000 mi | Replaced engine due to severe oil consumption |
| 42000 mi | I just traded my G35 in based upon oil consumption. I had the engine replaced at 22k under warranty and was looking at having to go through this again. |
| 31000 mi | Engine replacement starting to detonated at low rpm under light/moderate accels on mild to hot ambient temperature days. Always use premium fuel. |
| 33800 mi | New replacement engine starting to detonate and is very bad on hot ambient days. Detonation issue continues. Dealer did Consult II test wrong (not under calculated load) and states can't duplicate issue. Still detonates when I drive. Dealer not competent. |
| 41000 mi | Warranty replaced VQ35DE engine started consuming oil much more than its usual consumption. Found PCV full of oil not operating correctly during oil change. Cleaned PCV and will see if consumption rate decreases. PCV only had 11K miles on it new. Still detonate on hot days with 91 octane. Dealer useless in resolving long-term issue. Now using custom fuel mix for no detonation. Over and beyond what an owner should have to do in normal operating conditions. |
| 45000 mi US $99 |
VQ warranty replacement at 16K miles is failing per my professional used oil analysis report. Bad and/or sub-standard metallurgy build in the valvetrain. Cost listed is price of analysis report. |
| 45500 mi | Engine pre-detonates in cold weather, where it only did that in hot ambient weather. Mandated E10 premium fuel only available now. |
| 43000 mi US $270 |
lost power on a trip and limped home - had crankshaft position sensor replaced - if happens again, other code was for camshaft position sensor |
| 75000 mi US $356 |
Thermostat stuck, overheated. Stranded overnight while they diagnosed the problem. At least they gave me a loaner and Is neat St Simons. |
| 44000 mi US $350 |
This piece of junk has had 3 engines. The one I got it with and the two I had put in under warranty. It burns oil like mad. So fast it is hard to keep up with. |
| 24000 mi | Fuel pump failed and was replaced under powertrain warranty. |
2006 Infiniti G 2dr Coupe
280-horsepower 3.5L V6 5-speed shiftable automatic RWD
| 70000 mi US $600 |
Fan assembly replace |
| 46000 mi US $738 |
valve cover gaskets |
| 36880 mi C $250 |
Belts worn- particularly ac. Repairing other mods and had an opportunity to do the belts. |
| 40400 mi | Air needed to be bled out of the system. |
| 65000 mi US $275 |
Had all belts replaced |
| 89000 mi US $60 |
Belt replacment. |
| 31000 mi | unable to refuel completely |
| 81000 mi US $1000 |
squealing drive belts |
| 91000 mi US $89 |
Squeling drive belts at start up and doesn't go away until car has warmed up. Sometimes would take up to 45 minutes until noise will go away. |
| 92000 mi | THE DRIVE BELTS WERE SQUEALING AND THE TECH AT THE DEALERSHIP JUST LUBRICATED SOME PART ASSOCIATED WITH THE DRIVE BELTS. NOISE WENT AWAY FOR ABOUT 3WEEKS.HAS STARTED TO SQUEAL AGAIN DURING MORNING START UP ONLY& LASTS 10-15 MINUTES. |
| 19000 mi | Bank 1 Oxygen Sensor (Air/Fuel Ratio Sensor) was defective |
| 148000 mi US $28 |
AC Idle Pulley replaced |
| 150000 mi US $100 |
belts and pulleys replacement |
| 169000 mi US $4300 |
Blown gasket |
| 215500 mi US $3000 |
Engine seized, was swapped with used unit. |
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