INFINITI G37 problems
167 owner complaints with NHTSA, no active recalls. Here's where owners say it breaks.
Solid reliability overall. Common issues are concentrated in a few systems.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 7.6/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
Top trouble spots 8 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
Upon starting the 2009 g37 with just over 73k miles on it, the airbag light began flashing.the following week, on december 28, 2020, I took the car to sewell Infiniti of ft. Worth to have the problem diagnosed. The fault code "b1018 occupant sensor unit fail" was found. The only…
We picked up our brand new Infiniti g37 sedan out of town (52 miles on it) and the next day, drove it home 300 highway miles. Obviously, we were extremely fortunate the problem didn't begin on the trip. By the second day, the car started dying when we came to a stop. At…
The passenger airbag light is blinking due to a faulty sensor contained in the passenger seat. If this light does not turn off, no airbags will deploy in the event of an accident, which is a huge safety issue. Infiniti charges more than $7000 to replace the sensor and the seat…
I am the original owner of this 2009 G37 sedan with only 12K miles. This car has never been in an accident. It is perfectly maintained and sits in a garage 99% of the time. Last week the airbag light flashed on. The dealer said the error code was B1018 (Occupant…
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Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2009 Infiniti G37 reliable?
Mostly yes. With a reliability score of 7.6 out of 10 based on 167 owner complaints filed with NHTSA, the 2009 Infiniti G37 is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2009 Infiniti G37?
On the NHTSA data, the 2009 INFINITI G37 does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 7.6/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What's the most common problem on the 2009 Infiniti G37?
Based on NHTSA records, the most-reported issue is airbags, with 84 complaints filed. Typical failure occurs around 75,244 miles. Average repair cost runs about $1,100 at an independent shop.
What's the most expensive thing that goes wrong?
The airbags is one of the costlier repair items. Average repair cost runs about $1,100 at an independent shop. Typical failure occurs around 75,244 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Infiniti G37 has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2009 Infiniti G37?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 167 complaints on file and the costliest repair averaging $1,100, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.