2002 Lexus Gs300 Problems & Reliability

Hey there, fellow car enthusiasts! If you’re anything like me, you appreciate a ride that combines luxury with reliability, and the 2002 Lexus GS300 is often touted as a prime example of this blend. But, as with any vehicle that’s been around for a couple of decades, it’s important to take a closer look under the hood—both literally and figuratively. In this post, we’re diving into the common problems that owners of the 2002 Lexus GS300 might encounter, as well as its overall reliability. Whether you’re considering buying one or just curious about how this classic holds up, I’ve got you covered. Now, let’s be real: no car is perfect, and the GS300 is no exception. From minor annoyances to more significant issues, we’ll explore what you might expect if you’re cruising around in this early 2000s gem. But don’t worry, it’s not all doom and gloom. The GS300 has a reputation for being a solid performer in the luxury sedan category, and many owners still swear by its smooth ride and dependable nature. So, buckle up as we take a journey through the ups and downs of owning a 2002 Lexus GS300, and see if this classic still deserves a spot in your garage.
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:

N/A

Analysis:

No major problem has been reported

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:

  • Check Engine LIght With Code P0135, P0141, P0155, or P0161

Analysis:

The 2002 Lexus GS300 is generally known for its reliability, but like any vehicle, it can have its issues. If you’re seeing a check engine light with codes P0135, P0141, P0155, or P0161, it usually points to problems with the oxygen sensors or their heaters. While these issues are relatively common and can affect fuel efficiency, they are typically straightforward to fix and don’t usually indicate a major reliability concern.

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:

  • Check Engine Light Due to EVAP System Fault

Analysis:

The 2002 Lexus GS300 is generally known for its reliability, but one common issue that pops up is the check engine light due to an EVAP system fault. This problem can be a bit of a hassle, as it often involves tracking down leaks or faulty components in the emissions system. However, once addressed, the car tends to run smoothly without major issues.

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:

  • Creaking Type Noise From Front Suspension

Analysis:

The 2002 Lexus GS300 is generally known for its reliability, but some owners have reported a creaking type noise coming from the front suspension. This issue can be a bit annoying, especially if you’re driving on uneven roads or making sharp turns. While it’s not a deal-breaker for most, it’s something to keep in mind if you’re considering this model.

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:

  • Software Update for PCM to Correct Harsh 2 -3 Shift

Analysis:

The 2002 Lexus GS300 is generally known for its reliability, but some owners have reported issues with a harsh 2-3 shift in the transmission. Fortunately, a software update for the Powertrain Control Module (PCM) has been developed to address this specific problem. Once the update is applied, many drivers have noticed a smoother shifting experience, enhancing the overall driving comfort of this otherwise dependable vehicle.

Parts Assessed

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

Reported Problems:

N/A

Analysis:

No major problem has been reported

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:

N/A

Analysis:

No major problem has been reported

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:

N/A

Analysis:

No major problem has been reported

Parts Assessed

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

Reported Problems:

N/A

Analysis:

No major problem has been reported

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:

N/A

Analysis:

No major problem has been reported

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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:

N/A

Analysis:

No major problem has been reported

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:

N/A

Analysis:

No major problem has been reported

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:

N/A

Analysis:

No major problem has been reported

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:

N/A

Analysis:

No major problem has been reported

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:

N/A

Analysis:

No major problem has been reported

Conclusion

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The world's top supplier of programmed OEM (Original Equipment Manufacturer) Powertrain Control Modules (PCM), Engine Control Modules (ECM), Injection Control Modules (IDM), Body Control Modules (BCM), Transmission Control Modules (TCM), Engine Control Units and all other car control units. With over a decade in the business, we are the most reliable source when it comes to programming services for replacement engine control modules.

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