What are the most common Infiniti QX55 problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2022-2026 Infiniti QX55 has 8 documented issues. The most frequently reported are: CVT (Jatco Xtronic) Shudder, Hesitation and Overheating, Premature 12V Battery Failure / Parasitic Drain (No-Start, Warning Cascade), Front Passenger Door Latch May Not Lock (Safety Recall PC962). Of these, 5 are rated critical and should be addressed promptly.
Is the Infiniti QX55 reliable?
The 2022-2026 Infiniti QX55 has 8 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 5 issues are rated critical: CVT (Jatco Xtronic) Shudder, Hesitation and Overheating and Premature 12V Battery Failure / Parasitic Drain (No-Start, Warning Cascade) and Front Passenger Door Latch May Not Lock (Safety Recall PC962) and Forward Emergency Braking (FEB) Phantom / False Activation and VC-Turbo Engine Main/Link Bearing Failure (Safety Recall). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Infiniti QX55 problems?
Repair costs for known Infiniti QX55 issues range from $0 to $14,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, CVT (Jatco Xtronic) Shudder, Hesitation and Overheating, typically costs $200-$8,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What year Infiniti QX55 is the most reliable?
Reliability varies across model years of the Infiniti QX55. Based on documented issues, problems are most commonly reported in earlier model years. Au7o recommends checking the specific known issues for your target year before purchasing, and having a pre-purchase inspection performed by a qualified mechanic. Our known issues database covers the 2022-2026 Infiniti QX55 with 8 documented issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports.
What is the 2022-2024 Infiniti QX55 CVT (Jatco Xtronic) Shudder, Hesitation and Overheating?
The QX55 pairs the torque-rich VC-Turbo engine with a Jatco Xtronic CVT. Owners and technicians report the classic Nissan/Infiniti CVT complaints: a rubber-band or 'revving' feel where engine RPM flares without corresponding acceleration, low-speed judder/shudder while slowing to… Repairs typically run $200-$8,000. Severity: high.
What is the 2022-2023 Infiniti QX55 Premature 12V Battery Failure / Parasitic Drain (No-Start, Warning Cascade)?
The 2022 QX55 debut year drew numerous complaints of the 12V battery failing to hold a charge or discharging prematurely, leaving the vehicle with a no-crank/no-start condition, key-detection errors and a cascade of dashboard warning messages at startup. In one reported case a ba… Repairs typically run $200-$600. Severity: high.
What is the 2023 Infiniti QX55 Front Passenger Door Latch May Not Lock (Safety Recall PC962)?
Infiniti recall campaign PC962 applies to certain 2023 QX55 vehicles with an incorrect passenger-side front door lock. The condition can prevent the right-front door from automatically locking; campaign eligibility is VIN-specific. Severity: high.
What is the 2022-2024 Infiniti QX55 Forward Emergency Braking (FEB) Phantom / False Activation?
Owners of the QX55 and platform-mate QX50 report the Forward Emergency Braking / Intelligent Emergency Braking system activating with no obstacle present, including hard braking while passing large trucks, coasting under bridges and overpasses, or on certain road surfaces. FEB ca… Repairs typically run $0-$500. Severity: high.
What is the 2022-2024 Infiniti QX55 VC-Turbo Engine Main/Link Bearing Failure (Safety Recall)?
Nissan issued a large 2026 recall covering VC-Turbo four-cylinder vehicles including the Infiniti QX55, QX50 and Altima. Under certain operating conditions the engine can experience high oil temperatures that degrade lubrication of the crankshaft main bearing and the A-, C- and L… Repairs typically run $0-$14,000. Severity: high.
What is the 2022-2026 Infiniti QX55 VC-Turbo Engine Oil Consumption?
Like the QX50, the QX55 with the VC-Turbo KR20DDET engine exhibits elevated oil consumption. The variable compression mechanism creates additional oil consumption pathways, and owners report needing top-offs between the 5,000-mile service intervals. Repairs typically run $50-$500. Severity: medium.
What is the 2022 Infiniti QX55 Engine Cooling Fan Runs at Full Speed / Loud Roaring "Jet Engine" Noise (TSB ITB22-025A)?
Infiniti bulletin ITB22-025A applies to 2022 QX55 vehicles built on or before February 15, 2022. It covers a roaring noise caused by the engine cooling fan running on high without cycling when the air conditioning is also not cooling. Severity: medium.
What is the 2022-2026 Infiniti QX55 Infotainment System Freezing?
The QX55 infotainment system experiences periodic freezing, slow boot times, and wireless Apple CarPlay disconnections. The system occasionally requires a manual reboot to restore functionality during driving. Repairs typically run $0-$300. Severity: low.
