Is the 2015 Infiniti Q70 reliable?

The 2015 Infiniti Q70 has 12 complaints filed with NHTSA (1.0x the segment average). Our reliability verdict: below-average. Most common issue: TRANSMISSION problems.

What are common problems with the 2015 Infiniti Q70?

Top problems: TRANSMISSION (4 complaints, avg repair $500); SPEED CONTROL (2 complaints, avg repair $500); VISIBILITY (1 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2015 Infiniti Q70?

Yes, there are 1 recall(s): POWER TRAIN:DRIVELINE:DRIVESHAFT. Contact any Infiniti dealer to verify if recalls have been completed on your specific vehicle.

How much does it cost to fuel a 2015 Infiniti Q70?

The 2015 Infiniti Q70 gets 20 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $2400. See the interactive fuel cost calculator on this page for state-specific pricing.

How much does it cost to insure a 2015 Infiniti Q70?

Estimated US average full-coverage insurance for the 2015 Infiniti Q70 is approximately $1,853/year (sedan-luxury class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2015 Infiniti Q70

Problems, Recalls & Reliability Report

Below Average

Quick Summary

The 2015 Infiniti Q70 has 12 owner complaints filed with NHTSA — that's 1.0x the segment average of 12. The most common issue is transmission problems (33% of all complaints), specifically: this car vibrates when traveling at speeds of 40mph and 65mph. significant vibration can be felt in the center console and armrest. my car has a especially severe vibration around 40 mph when driving up a hill and the transmission is set to eco mode. vibration can be felt in the steering wheel and. There is 1 recall issued for this model year.

1 crash report 1 injury

Total Complaints

Recalls Issued

5/5

Safety Stars

1.0x

vs Segment Avg

Known Problems(top 5 of 8)

TRANSMISSION

4 complaints

33%

• THIS CAR VIBRATES WHEN TRAVELING AT SPEEDS OF 40MPH AND 65MPH. SIGNIFICANT VIBRATION CAN BE FELT IN THE CENTER CONSOLE AND ARMREST. MY CAR HAS A ESPECIALLY SEVERE VIBRATION AROUND 40 MPH WHEN DRIVING UP A HILL AND THE TRANSMISSION IS SET TO ECO MODE. VIBRATION CAN BE FELT IN THE STEERING WHEEL AND
• The contact owns a 2015 Infiniti Q70. The contact stated that the vehicle failed to accelerate above 40 mph. The vehicle was taken to the dealer and diagnosed that the output sensor and transmission control module (TCM) had failed. The vehicle was not repaired and remained at the dealer since the TC
• The contact owns a 2015 Infiniti Q70. The contact stated while making a left turn, the vehicle stalled. The contact stated that an unknown yellow warning light was illuminated. The contact stated that he was able to restart the vehicle and drove to his residence at 7 MPH. The contact towed the vehic

Typical onset: 50K miles Est. repair: $500

“THIS CAR VIBRATES WHEN TRAVELING AT SPEEDS OF 40MPH AND 65MPH. SIGNIFICANT VIBRATION CAN BE FELT IN THE CENTER CONSOLE AND ARMREST. MY CAR HAS A ESPECIALLY SEVERE VIBRATION AROUND 40 MPH WHEN DRIVING UP A HILL AND THE TRANSMISSION IS SET TO ECO MODE. VIBRATION CAN BE FELT IN THE STEERING WHEEL AND”

— NHTSA complaint filing

Recalls (1)

POWER TRAIN:DRIVELINE:DRIVESHAFT21/06/2024

Nissan North America, Inc. (INFINITI) is recalling certain 2011-2013 M56, 2012-2013 M35 Hybrid, 2014-2018 Q50, Q70 Hybrid, 2014-2019 Q70, and 2015-2019 Q70L two-wheel drive vehicles. The driveshaft can fatigue and break.

Risk: A broken driveshaft can result in a loss of drive power, or a vehicle roll away when the vehicle is in park without the parking brake applied. Both scenarios can increase the risk of a crash.

Fix: Dealers will replace the driveshaft, free of charge. Owner notification letters were mailed August 13, 2024. Owners may contact INFINITI's customer service at 1-800-662-6200. INFINITI's numbers for this recall are R24A5 and R24A7.

Fuel Cost Calculator for 2015 Infiniti Q70

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$2,401

Per month

$200

Per mile

20.0¢

MPG

City driving (worst-case MPG)

$3,001/yr

Highway driving (best-case MPG)

$1,847/yr

Based on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.

5-Year Gas Price History

EIA weekly retail data · 2021 → today

Show:

Current

$4.00

5-year low

$2.78

5-year high

$5.01

Since 2021

+27%

Source: US Energy Information Administration weekly retail gasoline prices.

Estimated Insurance Cost for 2015 Infiniti Q70

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$1,853

Full coverage / month

$154

Liability only / year

$668

vs US avg

+11%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (sedan-luxury)1.28x

× theft risk1.00x

× safety rating0.94x

× vehicle age0.92x

= Full coverage estimate$1853

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Infiniti New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

4 yr / 60K mi

Powertrain

6 yr / 70K mi

Hybrid/EV battery

8 yr / 100K mi

Corrosion (rust perforation)

7 yr / unlimited mi

Roadside assistance

4 yr / unlimited mi

These are the terms for a new Infiniti. If you're buying a used 2015 Q70, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Infiniti dealer for VIN-specific remaining warranty.

Estimated Repair Costs

TRANSMISSION(~50K mi)

$500

SPEED CONTROL(~50K mi)

$500

VISIBILITY(~50K mi)

$500

LIGHTING(~50K mi)

$500

STEERING(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 12 owner complaints for this specific year, here's what to check or ask about:

☐
TRANSMISSION: THIS CAR VIBRATES WHEN TRAVELING AT SPEEDS OF 40MPH AND 65MPH. SIGNIFICANT VIBRATION CAN BE FELT IN THE CENTER CONSOLE AND ARMREST. MY CAR HAS A ESPECIALLY SEVERE VIBRATION AROUND 40 MPH WHEN DRIVING UP A HILL AND THE TRANSMISSION IS SET TO ECO MODE. VIBRATION CAN BE FELT IN THE STEERING WHEEL AND
Typically appears around 50K miles. Repair cost ~$500
☐
SPEED CONTROL: TL* THE CONTACT OWNS A 2015 INFINITI Q70. WHILE OPERATING THE VEHICLE IN THE DRIVEWAY, IT SURGED FORWARD AND CRASHED INTO THE PARKING BARRIER IN THE NEIGHBOR'S YARD. THE FAILURE OCCURRED WITHOUT WARNING THE FAILURE OCCURRED TWICE. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS TOWED TO THE DEALER.
Typically appears around 50K miles. Repair cost ~$500
☐
VISIBILITY: HEADLAMPS LOW BEAMS DO NOT ILLUMINATE PROPERLY. THE IS ABSOLUTELY NO ILLUMINATION ABOVE A VERY LOW HORIZONTAL PLANE WHEN GOING DOWN A HILL OR UP A HILL. IN SOME CASES, THERE IS NO LIGHT VISIBLE BEYOND 30-40 FEET. THIS CREATES AN EXTREMELY DANGEROUS SITUATION WHEN NAVIGATION HILLY ROADS. IN FACT IT
Typically appears around 50K miles. Repair cost ~$500
☐
LIGHTING: HEADLAMPS LOW BEAMS DO NOT ILLUMINATE PROPERLY. THE IS ABSOLUTELY NO ILLUMINATION ABOVE A VERY LOW HORIZONTAL PLANE WHEN GOING DOWN A HILL OR UP A HILL. IN SOME CASES, THERE IS NO LIGHT VISIBLE BEYOND 30-40 FEET. THIS CREATES AN EXTREMELY DANGEROUS SITUATION WHEN NAVIGATION HILLY ROADS. IN FACT IT
Typically appears around 50K miles. Repair cost ~$500
☐
RECALLS: Verify all 1 recall have been completed — free at any Infiniti dealer
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)