2023 INFINITI QX80
2023 INFINITI QX80
Overview
The 2023 INFINITI QX80, a full-size luxury SUV, generally presents a strong reliability profile, particularly for its powertrain. Built on a robust body-on-frame chassis, it’s designed for durability and towing capability. While most owners report a positive ownership experience with minimal unexpected repairs, like any complex vehicle, there are a few areas that have seen occasional attention. The focus for this analysis is on documented technical issues beyond routine maintenance, aiming to provide a clear picture of potential concerns for prospective buyers and current owners. The QX80’s large displacement V8 engine and smooth-shifting transmission are key strengths, contributing significantly to its overall reliability.
Engine
5.6L V8
No widespread issues reported.
- Symptoms: No widespread issues reported.
- Solution: No widespread issues reported.
- Cost: No widespread issues reported.
Transmission
7-speed Automatic
No widespread issues reported.
- Symptoms: No widespread issues reported.
- Solution: No widespread issues reported.
- Cost: No widespread issues reported.
Suspension
Hydraulic Body-based Suspension (HBS)
Fluid Leaks
- Symptoms: Vehicle leaning to one side, unusual noises over bumps, or a noticeable drop in ride height.
- Solution: Inspection and replacement of leaking seals, hoses, or hydraulic pump.
- Cost: $500 - $1500
Electrical
Infotainment System
Screen Freezing/Unresponsiveness
- Symptoms: Infotainment screen may freeze, become unresponsive to touch, or reboot unexpectedly.
- Solution: Software update or potential replacement of the infotainment unit.
- Cost: $800 - $2000
Battery Drain
Intermittent Battery Drain
- Symptoms: Battery may drain prematurely, leading to starting issues. Often related to parasitic draw from electronic modules.
- Solution: Diagnosis to identify the source of the parasitic draw and repair or replace faulty module.
- Cost: $300 - $700
Exterior
Body Panels
No widespread issues reported.
- Symptoms: No widespread issues reported.
- Solution: No widespread issues reported.
- Cost: No widespread issues reported.
Interior
Trim and Upholstery
No widespread issues reported.
- Symptoms: No widespread issues reported.
- Solution: No widespread issues reported.
- Cost: No widespread issues reported.
Summary Verdict
The 2023 INFINITI QX80 demonstrates solid reliability, especially concerning its core powertrain components. The 5.6L V8 engine and 7-speed automatic transmission are generally robust and have a good track record. The primary areas that have seen some reported issues are the advanced hydraulic suspension system, which can occasionally develop leaks, and the electrical system, with occasional reports of infotainment screen glitches and intermittent battery drain. These issues, while not pervasive, are worth noting. Overall, the QX80 offers a dependable ownership experience for a large luxury SUV, with most potential concerns being manageable and not indicative of systemic failures.