Problems · NHTSA complaints
2007 Infiniti G-Class problems
Owners filed 115 complaints about the 2007 Infiniti G-Class with NHTSA between Jan 2007 and Apr 2026. The most-cited component is air bags (30).
Complaints
115
Filed with NHTSA
Crashes
8
Reported by owners
Fires
1
Reported by owners
Injuries
6
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Air bags30
- Electrical system20
- Power train14
- Engine10
- Structure9
- Engine and engine cooling9
- Seats7
- Vehicle speed control7
- Service brakes6
- Visibility5
- Fuel/propulsion system4
- Electronic stability control (esc)4
- Visibility/wiper4
- Tires4
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 Oct 30, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
13
7
7
8
7
1
9
13
5
6
6
6
12
2
2
8
1
0
1
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2007 | 13 |
| 2008 | 7 |
| 2009 | 7 |
| 2010 | 8 |
| 2011 | 7 |
| 2012 | 1 |
| 2013 | 9 |
| 2014 | 13 |
| 2015 | 5 |
| 2016 | 6 |
| 2017 | 6 |
| 2018 | 6 |
| 2019 | 12 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 8 |
| 2023 | 1 |
| 2024 | 0 |
| 2025 | 1 |
| 2026 | 1 |
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.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Air bags
30 reports3 crashes
“The contact owns a 2007 Infiniti G35. The contact stated that the key was inoperable. The vehicle failed to move into the accessory position. The contact called a locksmith, who was unable to assist. The cylinder lock was fractured. The contact obtained a part from a junkyard. The vehicle was taken to an independent mechanic, where it was diagnosed, and determined that the ignition cylinder and the air bag module needed to be replaced. The contact discovered that the air bag module had been disconnected. The local dealer was not contacted. The vehicle was not diagnosed or repaired, rendering it inoperable. The manufacturer was not contacted. The failure mileage was approximately 55,000.”
Electrical system
20 reports1 fire
“I am having issues with the fuel system, gas gauge doesn’t read correctly, my car doesn’t allow me to put in more than $2 of fuel every few minutes, I have been stranded on the road twice now because the gauge doesn't read correctly, I have replaced everything to replace and the problem still persists, This is unsafe and very unfortunate to have to deal with”
Power train
14 reports1 crash
“powertrain control module my car keeps dying out at stop lights and on freeway Yes by a service center Auto care Precision Tune Autocare just dying out on freeway when have to stop and go on freeway. It started doing this about 4 weeks ago as of today. 6/7/2021”
Engine
10 reports
“The contact owns a 2007 Infiniti G35. The contact stated that while operating the vehicle, a ticking noise was present coming from the engine compartment. While her son was driving approximately 35 MPH, the vehicle suddenly stalled. The vehicle was towed to the dealer who diagnosed that the engine was faulty and needed to be replaced. The vehicle was not yet repaired. The manufacturer was not notified of the failure. The failure mileage was 180,000.”
Structure
9 reports
“after being garaged for over 10 years the rear cross body member has severe rust rendering the car unsafe to drive . The rest of the body has little to no rust. I was unable to climb under the car to get better pictures but I did visually confirm while at my mechanics garage.”
Engine and engine cooling
9 reports
“TL* THE CONTACT OWNS A 2007 INFINITI G35. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 40 MPH, THE ENGINE STALLED WITHOUT WARNING. THE VEHICLE WAS ABLE TO RESTART AFTER MULTIPLE ATTEMPTS. THE VEHICLE WAS TAKEN TO THE DEALER, WHO RECOMMENDED REPROGRAMMING THE ECM AND THE TCM SYSTEM. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN: 03V455000 (ENGINE AND ENGINE COOLING). THE APPROXIMATE FAILURE MILEAGE WAS 110,000.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Oct 30, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.