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Infiniti G Engine Problems and Repair Histories

2091 TrueDelta members own a 2000 or newer Infiniti G. 395 of these members (18.9%) have reported engine repairs for their car. A total of 380 engine repairs to Infiniti Gs--an average of 0.2 per vehicle--have been reported.

See our lemon odds and nada odds page for more details. To see how frequently Infiniti G problems occur, check out our car reliability stats.

Want to read about specific problems behind these stats? Jump to the Infiniti G problem descriptions below.

Don't infer Infiniti G problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.

Percentage of Infiniti G repairs by problem area

22% of the Infiniti G repairs were to the engine, 6% to the transmission, 13% to the brakes, 11% to the suspension, 24% to the electrical or air-conditioning systems, 17% to the body and trim, and 6% to other areas of the vehicle.

Chart based on 1728 repairs.

Infiniti G engine repair cost distribution

Of the Infiniti G engine repairs that were not covered by warranty and were not do-it-yourself repairs, 11% cost less than $100, 46% between $100 and $499, 23% between $500 and $999, 13% between $1000 and $2499, and 6% more than $2500.

Chart based on 239 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten Infiniti G Engine problems and repair histories. Log in or join us to see them all.
Repair costs are in local units.

2008 Infiniti G 2dr Coupe

330-horsepower 3.7L V6 5-speed shiftable automatic RWD

Infiniti G in Nevada, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Oct 2007 3000    
5000 0 Exhaust rattle. New muffler ordered. Scheduled to be repaired Friday 01/03/2008. 
 

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2007 Infiniti G 4dr Sedan

306-horsepower 3.5L V6 5-speed shiftable automatic RWD

Infiniti G in Connecticut, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Jan 2007 0    
12000 0 TSB for Silicone in Heater core causing ticking noise inside the dash They had to redo the silicone because they missed some. 
51000 0 check Engine light, engine sensors failed. Car died and needed to be towed and resulted in dead battery. 
97000  
Infiniti G in California, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Jun 2007 1000    
7000 0 Cruise Control Surge Repair 
 

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2007 Infiniti G 4-door

6-cylinder manual 2WD

Infiniti G in California, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2006 0    
18000 0 Alternator Bearing was bad 
 

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2007 Infiniti G 4-door

4-cylinder automatic AWD

Infiniti G in Connecticut, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Dec 2006 0    
12000 0 Slight hesitation with engine and/or transmission at low RPMs. Mechanics could not recreate problem. 
 

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2006 Infiniti G 4-door

6-cylinder automatic 2WD

Infiniti G in Oklahoma, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Mar 2007 23000    
24000 0 temp sensor was not working and on previous service a part was ordered which was not installed until this trip. 
 

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2005 Infiniti G 4dr Sedan

298-horsepower 3.5L V6 6-speed manual RWD

Infiniti G in California, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Nov 2006 19000    
26000 0 Vehicle would not rev above 2200rpm, no code present. Dealer could not replicate. 
 

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2004 Infiniti G 2-door

6-cylinder automatic 2WD

Infiniti G in Tennessee, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Sep 2007 45000    
46000 0 Throttle body went bad. New one installed under factory warranty. 
 

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2003 Infiniti G 4dr Sedan

260-horsepower 3.5L V6 5-speed shiftable automatic RWD

Infiniti G in Georgia, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Jan 2007 88000    
96000 360 Electronic Fuel Throttle required replacement. 
125000 275 Check engine triggered visit to dealer for diagnosis. Diagnosis at dealer revealed thermostat failure. Replaced thermostat at dealer. 
127000 1000 Camshaft Position Sensors 
 

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2003 Infiniti G 2dr Coupe

280-horsepower 3.5L V6 6-speed manual RWD

Infiniti G in Arizona, United States
Date Odometer
(in miles)
Cost Problem/Repair Description
Oct 2006 46000    
51000 0 Throttle position sensor and throttle body were replaced. 
 

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