BestCarRank
Infiniti

2018 Infiniti QX80

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2018 Infiniti QX80 has 11 owner complaints filed with NHTSA — that's 0.1x the segment average of 80. The most common issue is electrical problems (36% of all complaints), specifically: the contact wife owns a 2018 infiniti qx80 awd. the contact stated that the telematics control unit (tcu) of the vehicle operated in 3g however, the at&t servers were shutting down causing the functionality of the tcu to become inoperable. the vehicle was not taken to a dealer. the manufacturer was .

2 crash reports 2 injuries

11

Total Complaints

0

Recalls Issued

—/5

Safety Stars

0.1x

vs Segment Avg

Known Problems

ELECTRICAL

4 complaints
36%
  • • The contact wife owns a 2018 Infiniti QX80 AWD. The contact stated that the Telematics Control Unit (TCU) of the vehicle operated in 3G however, the AT&T servers were shutting down causing the functionality of the TCU to become inoperable. The vehicle was not taken to a dealer. The manufacturer was
  • • The primary instrument gauge for the QX80 starts to lose illumination from around the speedometer and tachometer. The vehicle has 55,000 miles and is a 2018 model. This is the SECOND time this has happened, with the instrument gauge being replaced first at approximately 32,000 miles for the same r
  • • Similar to other complaints, the instrument cluster lighting is beginning to go dim or completely out starting at the high end of the RPM gauge and the low end of the speedometer gauge. This is an issue during night time driving.
Typical onset: 50K miles Est. repair: $500

“The contact wife owns a 2018 Infiniti QX80 AWD. The contact stated that the Telematics Control Unit (TCU) of the vehicle operated in 3G however, the AT&T servers were shutting down causing the functionality of the TCU to become inoperable. The vehicle was not taken to a dealer. The manufacturer was ”

— NHTSA complaint filing

AIR BAGS

2 complaints
18%
  • • TL* THE CONTACT OWNS A 2018 INFINITI QX80. WHILE DRIVING APPROXIMATELY 38-40 MPH, THE DRIVER OF AN ONCOMING VEHICLE FAILED TO YIELD THE RIGHT OF WAY AND CRASHED INTO THE DRIVER'S SIDE DOOR AND DRIVER'S SIDE FRONT FENDER OF THE CONTACT'S VEHICLE. THE DRIVER'S FRONTAL AIR BAG DEPLOYED; HOWEVER, THE SI
  • • My vehicle is one oil change past the bumper to bumper warranty or 4000 miles. Air bag light is on. My regular mechanic took to dealer. Dealer said they see this problem all the time. Told us that in an accident the bags would not deploy and repair is more than $5000! We contacted Nissan north
Typical onset: 50K miles Est. repair: $500💥 1 crashes

“TL* THE CONTACT OWNS A 2018 INFINITI QX80. WHILE DRIVING APPROXIMATELY 38-40 MPH, THE DRIVER OF AN ONCOMING VEHICLE FAILED TO YIELD THE RIGHT OF WAY AND CRASHED INTO THE DRIVER'S SIDE DOOR AND DRIVER'S SIDE FRONT FENDER OF THE CONTACT'S VEHICLE. THE DRIVER'S FRONTAL AIR BAG DEPLOYED; HOWEVER, THE SI”

— NHTSA complaint filing

OTHER

2 complaints
18%
  • • The contact wife owns a 2018 Infiniti QX80 AWD. The contact stated that the Telematics Control Unit (TCU) of the vehicle operated in 3G however, the AT&T servers were shutting down causing the functionality of the TCU to become inoperable. The vehicle was not taken to a dealer. The manufacturer was
  • • I was slowing down at a red light and heard a bang and glass shattered. My sunroof exploded. Nothing hit it. The glass is bowed outward.
Typical onset: 50K miles Est. repair: $500

“The contact wife owns a 2018 Infiniti QX80 AWD. The contact stated that the Telematics Control Unit (TCU) of the vehicle operated in 3G however, the AT&T servers were shutting down causing the functionality of the TCU to become inoperable. The vehicle was not taken to a dealer. The manufacturer was ”

— NHTSA complaint filing

SEATS/RESTRAINTS

1 complaints
9%
  • • TL* THE CONTACT OWNS A 2018 INFINITI QX80. WHILE DRIVING APPROXIMATELY 38-40 MPH, THE DRIVER OF AN ONCOMING VEHICLE FAILED TO YIELD THE RIGHT OF WAY AND CRASHED INTO THE DRIVER'S SIDE DOOR AND DRIVER'S SIDE FRONT FENDER OF THE CONTACT'S VEHICLE. THE DRIVER'S FRONTAL AIR BAG DEPLOYED; HOWEVER, THE SI
Typical onset: 50K miles Est. repair: $500💥 1 crashes

“TL* THE CONTACT OWNS A 2018 INFINITI QX80. WHILE DRIVING APPROXIMATELY 38-40 MPH, THE DRIVER OF AN ONCOMING VEHICLE FAILED TO YIELD THE RIGHT OF WAY AND CRASHED INTO THE DRIVER'S SIDE DOOR AND DRIVER'S SIDE FRONT FENDER OF THE CONTACT'S VEHICLE. THE DRIVER'S FRONTAL AIR BAG DEPLOYED; HOWEVER, THE SI”

— NHTSA complaint filing

STEERING

1 complaints
9%
  • • The plastic trim on the steering wheel that is colored to match the other plastic trim in the car has cracked at the 2:00 clock position. The cracked plastic sometimes lifts when turning the wheel which I feel may cause an accident. I have not had it inspected by the dealer of manufacturer as I'm aw
Typical onset: 50K miles Est. repair: $500

“The plastic trim on the steering wheel that is colored to match the other plastic trim in the car has cracked at the 2:00 clock position. The cracked plastic sometimes lifts when turning the wheel which I feel may cause an accident. I have not had it inspected by the dealer of manufacturer as I'm aw”

— NHTSA complaint filing

Estimated Repair Costs

ELECTRICAL(~50K mi)
$500
AIR BAGS(~50K mi)
$500
OTHER(~50K mi)
$500
SEATS/RESTRAINTS(~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 11 owner complaints for this specific year, here's what to check or ask about:

  • ☐
    ELECTRICAL: The contact wife owns a 2018 Infiniti QX80 AWD. The contact stated that the Telematics Control Unit (TCU) of the vehicle operated in 3G however, the AT&T servers were shutting down causing the functionality of the TCU to become inoperable. The vehicle was not taken to a dealer. The manufacturer was

    Typically appears around 50K miles. Repair cost ~$500

  • ☐
    AIR BAGS: TL* THE CONTACT OWNS A 2018 INFINITI QX80. WHILE DRIVING APPROXIMATELY 38-40 MPH, THE DRIVER OF AN ONCOMING VEHICLE FAILED TO YIELD THE RIGHT OF WAY AND CRASHED INTO THE DRIVER'S SIDE DOOR AND DRIVER'S SIDE FRONT FENDER OF THE CONTACT'S VEHICLE. THE DRIVER'S FRONTAL AIR BAG DEPLOYED; HOWEVER, THE SI

    Typically appears around 50K miles. Repair cost ~$500

  • ☐
    OTHER: The contact wife owns a 2018 Infiniti QX80 AWD. The contact stated that the Telematics Control Unit (TCU) of the vehicle operated in 3G however, the AT&T servers were shutting down causing the functionality of the TCU to become inoperable. The vehicle was not taken to a dealer. The manufacturer was

    Typically appears around 50K miles. Repair cost ~$500

  • ☐
    SEATS/RESTRAINTS: TL* THE CONTACT OWNS A 2018 INFINITI QX80. WHILE DRIVING APPROXIMATELY 38-40 MPH, THE DRIVER OF AN ONCOMING VEHICLE FAILED TO YIELD THE RIGHT OF WAY AND CRASHED INTO THE DRIVER'S SIDE DOOR AND DRIVER'S SIDE FRONT FENDER OF THE CONTACT'S VEHICLE. THE DRIVER'S FRONTAL AIR BAG DEPLOYED; HOWEVER, THE SI

    Typically appears around 50K miles. Repair cost ~$500

  • ☐
    General: Get a pre-purchase inspection from an independent mechanic ($100-$200)

Infiniti QX80 — Year Comparison

How does 2018 compare to other years? Fewer complaints = more reliable.

2025
13Excellent Reliability
2021
9Excellent Reliability
2020
10Excellent Reliability
2019
24Above Average
2018
11Excellent Reliability
2017
30Above Average
2016
18Excellent Reliability
2015
28Above Average
2014
23Excellent Reliability
Full years-to-avoid analysis →

NHTSA Safety Rating

No NHTSA safety rating available

At a Glance

Complaints
11
Recalls
0
Fire reports
0
Crash reports
2
Injury reports
2
Segment avg
80

Check a Specific VIN

See recalls for YOUR 2018 Infiniti QX80

Compare With

2018 Acura ILX26 complaints2018 Acura MDX268 complaints2018 Acura RDX97 complaints2018 Acura RLX7 complaints