Model warranty research

Infiniti QX80 extended warranty value

A model-level view of repair exposure and submitted NHTSA records, followed by separate pages for every model year in the database.

12model years

105submitted complaints

22recall campaigns

GasolineEPA powertrain choices

Animated diagnostic illustration for the Infiniti QX80

Model-level reading

What changes the warranty calculation

Our model-level view joins 12 years of Infiniti QX80 records. Together they contain 105 submitted complaints, while the median annual count is 8.

2019 supplies the file's high point at 19 complaints. Treat that as a pointer to the year page, not proof that owners face a known percentage risk.

Engine replacement or major internal repair sets the upper parts midpoint for this powertrain at $7,000. Before buying protection, find the component in the contract and check when the manufacturer stops paying.

EPA configuration facts

The versions hiding behind one model name

FuelEconomy.gov lists 28 matched Infiniti QX80 configurations across the model years shown here. Trim, engine and drive layout can change which repairs belong in a warranty comparison.

Vehicle classStandard SUV

Fuel choicesGasoline

Drive layoutsFour-wheel drive and Rear-wheel drive

Engine range3.5 to 5.6 L; 6 to 8 cylinders

EPA efficiency range15 to 18 mpg

Transmission typesAutomatic

These are ranges across EPA configurations, not the specification of every trim. The VIN and original window sticker settle the exact equipment. Source: FuelEconomy.gov vehicle data, dataset updated 2026-08-07.

Repair exposure

Large repair scenarios for this powertrain

Parts benchmarks and Dallas independent labor provide one consistent comparison across models.

Repair	Estimated range
Engine replacement or major internal repair	$5,860 to $16,847
Transmission replacement	$3,492 to $11,122
Transfer case replacement	$2,044 to $8,129
Turbocharger replacement	$1,520 to $6,465
Head gasket replacement	$2,286 to $3,619
Timing chain replacement	$1,895 to $2,968

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