2015 Infiniti QX80

Problems, Recalls & Reliability Report

Above Average

Quick Summary

The 2015 Infiniti QX80 has 28 owner complaints filed with NHTSA — that's 0.3x the segment average of 80. The most common issue is fuel system problems (29% of all complaints), specifically: this vehicle has an issue with uncontrolled acceleration when i first take off. with my brake pedal applied the engine rpm is approx. 550, which is in specs. as soon as i release the brakes the rpm jumps to 1100 rpm and the vehicle takes off on it's on. my vehicle has been to the dealer twice for th.

1 crash report 1 injury

Total Complaints

Recalls Issued

—/5

Safety Stars

0.3x

vs Segment Avg

Known Problems

FUEL SYSTEM

8 complaints

29%

• THIS VEHICLE HAS AN ISSUE WITH UNCONTROLLED ACCELERATION WHEN I FIRST TAKE OFF. WITH MY BRAKE PEDAL APPLIED THE ENGINE RPM IS APPROX. 550, WHICH IS IN SPECS. AS SOON AS I RELEASE THE BRAKES THE RPM JUMPS TO 1100 RPM AND THE VEHICLE TAKES OFF ON IT'S ON. MY VEHICLE HAS BEEN TO THE DEALER TWICE FOR TH
• TL* THE CONTACT OWNS A 2015 INFINITI QX80. THE CONTACT STATED THAT WHILE ACCELERATING FROM A STOP SIGN, THERE WAS AN ABNORMAL SOUND COMING FROM THE VEHICLE. THE CONTACT VEERED TO THE SHOULDER OF THE ROADWAY TO INSPECT THE VEHICLE BUT FOUND NO ISSUES. THE CONTACT DROVE THE VEHICLE TO AN INDEPENDENT M
• I purchased a 2015 Infiniti QX80 on March 31, 2021. Since the purchase, I have only driven it approximately 6,000 miles and the check engine light has already come on. I took it to the dealership and they stated that both Catalytic Converters need to be replaced. This vehicle is only 6 years old; it

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

“THIS VEHICLE HAS AN ISSUE WITH UNCONTROLLED ACCELERATION WHEN I FIRST TAKE OFF. WITH MY BRAKE PEDAL APPLIED THE ENGINE RPM IS APPROX. 550, WHICH IS IN SPECS. AS SOON AS I RELEASE THE BRAKES THE RPM JUMPS TO 1100 RPM AND THE VEHICLE TAKES OFF ON IT'S ON. MY VEHICLE HAS BEEN TO THE DEALER TWICE FOR TH”

— NHTSA complaint filing

ENGINE

5 complaints

18%

• FIRST I WANT TO MAKE IT CLEAR THAT I LOVE MY VEHICLE, HOWEVER IT HAS AN ISSUE WITH STARTING THE ENGINE OCCASSIONALY. IN THE BEGINNING I WAS BLAMING IT ON THE BATTERY, I HAD THAT CHECKED SEVERAL TIME AND ALL SEEMED TO BE OK? AFTER SEVERAL TIMES OF THIS HAPPENING I DECIDED I WAS LOSING CONFIDENCE IN T
• TL* THE CONTACT OWNS A 2015 INFINITI QX80. THE CONTACT STATED THAT WHILE ACCELERATING FROM A STOP SIGN, THERE WAS AN ABNORMAL SOUND COMING FROM THE VEHICLE. THE CONTACT VEERED TO THE SHOULDER OF THE ROADWAY TO INSPECT THE VEHICLE BUT FOUND NO ISSUES. THE CONTACT DROVE THE VEHICLE TO AN INDEPENDENT M
• I purchased a 2015 Infiniti QX80 on March 31, 2021. Since the purchase, I have only driven it approximately 6,000 miles and the check engine light has already come on. I took it to the dealership and they stated that both Catalytic Converters need to be replaced. This vehicle is only 6 years old; it

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

“FIRST I WANT TO MAKE IT CLEAR THAT I LOVE MY VEHICLE, HOWEVER IT HAS AN ISSUE WITH STARTING THE ENGINE OCCASSIONALY. IN THE BEGINNING I WAS BLAMING IT ON THE BATTERY, I HAD THAT CHECKED SEVERAL TIME AND ALL SEEMED TO BE OK? AFTER SEVERAL TIMES OF THIS HAPPENING I DECIDED I WAS LOSING CONFIDENCE IN T”

— NHTSA complaint filing

BRAKES

4 complaints

14%

• DRIVING DOWN A CITY STREET AT ABOUT 25-30 MPH WITH NO CARS IN CLOSE PROXIMITY IN FRONT OF VEHICLE. HEARD THREE QUICK BEEPS AND THEN THE CAR SUDDENLY STOPPED IN THE MIDDLE OF THE STREET. MOVED FOOT FROM GAS PEDDLE TO THE BRAKE TO FIND THE BRAKE TO THE FLOOR. NO INJURIES OR DAMAGE WAS SUSTAINED. THE V
• I WAS A PASSENGER IN MY INFINITI QX80 GOING ABOUT 25 +/- . THERE WERE 3 BEEPS AND THE CAR SUDDENLY BREAKED ON ITS OWN IN THE MIDDLE OF THE STREET. I LOOKED UP TO FIND NOTHING IN FRONT OF US. THE DRIVER SAID THE CAR BREAKED SUDDENLY ON ITS OWN! HER FOOT WAS ON THE GAS PEDDLE AND WHEN SHE REACTED BY
• THIS VEHICLE HAS AN ISSUE WITH UNCONTROLLED ACCELERATION WHEN I FIRST TAKE OFF. WITH MY BRAKE PEDAL APPLIED THE ENGINE RPM IS APPROX. 550, WHICH IS IN SPECS. AS SOON AS I RELEASE THE BRAKES THE RPM JUMPS TO 1100 RPM AND THE VEHICLE TAKES OFF ON IT'S ON. MY VEHICLE HAS BEEN TO THE DEALER TWICE FOR TH

Typical onset: 50K miles Est. repair: $500💥 1 crashes

“DRIVING DOWN A CITY STREET AT ABOUT 25-30 MPH WITH NO CARS IN CLOSE PROXIMITY IN FRONT OF VEHICLE. HEARD THREE QUICK BEEPS AND THEN THE CAR SUDDENLY STOPPED IN THE MIDDLE OF THE STREET. MOVED FOOT FROM GAS PEDDLE TO THE BRAKE TO FIND THE BRAKE TO THE FLOOR. NO INJURIES OR DAMAGE WAS SUSTAINED. THE V”

— NHTSA complaint filing

AIR BAGS

4 complaints

14%

• PICKED UP THE VECHICLE ON THE AFTERNOON OF JUNE 23 2015. ON THE WAY HOME THE AIR BAG WARNING LIGHT FLASHED SO WE RETURNED TO THE DEALERSHIP. THEY DID SOMETHING AND STTED IS WAS ALOOSE WIRE. NEXT DAY (ON A TRIP) THE AIR BAG LIGHT STARTED FLASHING AGAIN. RETURNED THE VECHICLE TO THE DEALER FOR THREE
• Airbag light started flashing continuously while driving home on an 8 hour road trip on the interstate. I brought the car to the dealership once returning home, and they stated that they found a code for the left hand curtain air bag module assembly. Then proceeded to tell me that the driver side c
• 2015-2019 model year Nissan and Infiniti vehicles suffer from an on-board computer algorithm defect that can cause the side curtain airbag to spontaneously deploy.

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

“PICKED UP THE VECHICLE ON THE AFTERNOON OF JUNE 23 2015. ON THE WAY HOME THE AIR BAG WARNING LIGHT FLASHED SO WE RETURNED TO THE DEALERSHIP. THEY DID SOMETHING AND STTED IS WAS ALOOSE WIRE. NEXT DAY (ON A TRIP) THE AIR BAG LIGHT STARTED FLASHING AGAIN. RETURNED THE VECHICLE TO THE DEALER FOR THREE ”

— NHTSA complaint filing

TRANSMISSION

3 complaints

11%

• THIS VEHICLE HAS AN ISSUE WITH UNCONTROLLED ACCELERATION WHEN I FIRST TAKE OFF. WITH MY BRAKE PEDAL APPLIED THE ENGINE RPM IS APPROX. 550, WHICH IS IN SPECS. AS SOON AS I RELEASE THE BRAKES THE RPM JUMPS TO 1100 RPM AND THE VEHICLE TAKES OFF ON IT'S ON. MY VEHICLE HAS BEEN TO THE DEALER TWICE FOR TH
• The most glaring safety issue caused by below is the SUV will try to move forward on its own while stopped and the brakes pressed that can potentially cause a fender bender. Infiniti/Nissan 5.6L engines have a history of failed or failing viscous cooling fan clutches. This goes back over a decade
• The contact owns a 2015 Infiniti QX80. The contact stated that on several occasions while driving approximately 20-25 MPH, the vehicle lost power, the engine revved abnormally, and the transmission failed to shift as intended. There were no warning lights illuminated. The vehicle was taken to a deal

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

— NHTSA complaint filing

Estimated Repair Costs

FUEL SYSTEM(~50K mi)

$500

ENGINE(~50K mi)

$500

BRAKES(~50K mi)

$500

AIR BAGS(~50K mi)

$500

TRANSMISSION(~50K mi)

$500

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

🔍 Pre-Purchase Inspection Checklist

Based on 28 owner complaints for this specific year, here's what to check or ask about:

☐
FUEL SYSTEM: THIS VEHICLE HAS AN ISSUE WITH UNCONTROLLED ACCELERATION WHEN I FIRST TAKE OFF. WITH MY BRAKE PEDAL APPLIED THE ENGINE RPM IS APPROX. 550, WHICH IS IN SPECS. AS SOON AS I RELEASE THE BRAKES THE RPM JUMPS TO 1100 RPM AND THE VEHICLE TAKES OFF ON IT'S ON. MY VEHICLE HAS BEEN TO THE DEALER TWICE FOR TH
Typically appears around 50K miles. Repair cost ~$500
☐
ENGINE: FIRST I WANT TO MAKE IT CLEAR THAT I LOVE MY VEHICLE, HOWEVER IT HAS AN ISSUE WITH STARTING THE ENGINE OCCASSIONALY. IN THE BEGINNING I WAS BLAMING IT ON THE BATTERY, I HAD THAT CHECKED SEVERAL TIME AND ALL SEEMED TO BE OK? AFTER SEVERAL TIMES OF THIS HAPPENING I DECIDED I WAS LOSING CONFIDENCE IN T
Typically appears around 50K miles. Repair cost ~$500
☐
BRAKES: DRIVING DOWN A CITY STREET AT ABOUT 25-30 MPH WITH NO CARS IN CLOSE PROXIMITY IN FRONT OF VEHICLE. HEARD THREE QUICK BEEPS AND THEN THE CAR SUDDENLY STOPPED IN THE MIDDLE OF THE STREET. MOVED FOOT FROM GAS PEDDLE TO THE BRAKE TO FIND THE BRAKE TO THE FLOOR. NO INJURIES OR DAMAGE WAS SUSTAINED. THE V
Typically appears around 50K miles. Repair cost ~$500
☐
AIR BAGS: PICKED UP THE VECHICLE ON THE AFTERNOON OF JUNE 23 2015. ON THE WAY HOME THE AIR BAG WARNING LIGHT FLASHED SO WE RETURNED TO THE DEALERSHIP. THEY DID SOMETHING AND STTED IS WAS ALOOSE WIRE. NEXT DAY (ON A TRIP) THE AIR BAG LIGHT STARTED FLASHING AGAIN. RETURNED THE VECHICLE TO THE DEALER FOR THREE
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)