1997 Infiniti Qx4 Problems & Reliability

When it comes to exploring the world of late 90s SUVs, the 1997 Infiniti QX4 stands out as a notable contender. As Infiniti’s first foray into the luxury SUV market, the QX4 was designed to blend the rugged capabilities of a traditional off-roader with the refined comforts expected from a luxury vehicle. For many 30-year-olds today, the QX4 might evoke a sense of nostalgia, reminiscent of family road trips or the dream of owning a sophisticated ride during their teenage years. However, like any vehicle from that era, the QX4 had its share of quirks and challenges that are worth exploring, especially for those considering a venture into the world of classic SUVs. In this blog post, we’ll delve into the common problems and reliability issues associated with the 1997 Infiniti QX4. From engine performance hiccups to electrical system gremlins, understanding these aspects is crucial for anyone looking to purchase or maintain this vintage SUV. We’ll also discuss how these issues have impacted the vehicle’s reputation over the years and what potential buyers should keep in mind. Whether you’re a car enthusiast, a nostalgic soul, or someone in the market for a classic SUV, this exploration of the 1997 Infiniti QX4 will provide valuable insights into its legacy and what it takes to keep it running smoothly today.
Body Components

Parts Assessed:

Windows, power locks, manual locks, doors, trunk, tailgate, mirrors, power and manual seat controls, seat belts, sunroof, convertible top, glass defects.

Reported Problems:

Analysis:

Parts Assessed

Brake pads, brake rotors, brake calipers, anti-lock braking system (ABS), brake lines, brake master cylinder, brake booster, parking brake, brake sensors, regenerative braking system (if applicable).

Reported Problems:

Analysis:

Parts Assessed

Air conditioning compressor, AC condenser, AC evaporator, heater core, blower motor, automatic climate control system, refrigerant leaks, HVAC electrical components, temperature sensors, ventilation system.

Reported Problems:

Analysis:

Parts Assessed

CV joints, driveshaft, axles, differential, limited-slip differential (if applicable), traction control system, electronic stability control (ESC), four-wheel-drive (4WD) components, all-wheel-drive (AWD) components, transfer case, driveline vibration.

Reported Problems:

  • Check Engine Light Due to Poor Exhaust Manifold Ground

Analysis:

The 1997 Infiniti Qx4 has a known issue with the check engine light coming on due to a poor exhaust manifold ground. This problem can be a bit of a hassle, as it might lead to unnecessary trips to the mechanic if not diagnosed correctly. However, once addressed, it doesn’t significantly impact the overall reliability of the vehicle, which is generally considered solid for its age.

Parts Assessed

Infotainment system, GPS navigation, Bluetooth connectivity, touchscreen display, phone pairing, backup camera, rear entertainment system, head-up display, instrument cluster, digital gauges.

Reported Problems:

Analysis:

Parts Assessed

Radiator, radiator hoses, cooling fan, water pump, thermostat, antifreeze leaks, engine coolant reservoir, overheating prevention system, intercooler (if applicable).

Reported Problems:

Analysis:

Parts Assessed

Alternator, battery, ignition switch, ignition coil, spark plugs, ignition wires, engine control module (ECM), electronic ignition system, auto stop/start function, battery cables, engine wiring harness, fuse box, relays, starter motor.

Reported Problems:

Analysis:

Parts Assessed

Engine rebuilds, cylinder head, head gasket, timing chain, timing belt, camshaft, crankshaft, connecting rods, turbocharger or supercharger (if applicable), valve train, piston rings, oil control system, engine knocking, engine misfires.

Reported Problems:

Analysis:

Parts Assessed

Muffler, catalytic converter, exhaust manifold, heat shields, exhaust pipes, oxygen (O₂) sensors, resonator, exhaust leaks, emissions control system.

Reported Problems:

Analysis:

Parts Assessed

Fuel pump, fuel injectors, fuel rail, fuel pressure regulator, throttle body, fuel gauge sensor, evaporative emissions system, EGR (exhaust gas recirculation) valve, charcoal canister, fuel filter, fuel tank, vapor leaks.

Reported Problems:

Analysis:

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Onboard Electronics

Parts Assessed

Cruise control, keyless entry system, push-button start, wiper motor, warning lights, power mirrors, interior lighting, exterior lighting, dashboard indicators, electronic parking brake, tire pressure monitoring system (TPMS), alarm and security system, remote engine start, heated and ventilated seats, heated steering wheel, wireless charging pad.

Reported Problems:

Analysis:

Parts Assessed

Dashboard rattles, squeaks, wind noise, door seals, weather stripping, water leaks, air leaks, excessive road noise, suspension noise, drivetrain noise, exhaust rattles, engine bay noises.

Reported Problems:

Analysis:

Parts Assessed

Paint durability, clear coat protection, rust prevention, corrosion resistance, body panel alignment, door seals, window trim, plastic trim, metal finishes, fading, cracking, peeling.

Reported Problems:

Analysis:

Parts Assessed

Struts, shocks, control arms, sway bars, ball joints, tie rods, wheel bearings, power steering pump, power steering fluid leaks, electronic power steering (EPS), steering rack and pinion, steering linkage, alignment issues, torsion bars, springs, air suspension (if applicable).

Reported Problems:

Analysis:

Parts Assessed

Transmission rebuild, transmission replacement, torque converter, transmission solenoids, gear selector, gear shifting, transmission control module (TCM), transmission fluid leaks, clutch (manual transmission), automatic transmission valve body, CVT (continuously variable transmission) components, dual-clutch transmission (DCT) components.

Reported Problems:

Analysis:

Conclusion

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