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JTJBT20X540054826
Vehicle Summary
The 2004 Lexus GX is a versatile SUV designed by Toyota Motor Corporation, featuring a robust 4.7-liter V8 engine with a power range of 227 to 284 horsepower. This 4WD vehicle boasts a sophisticated Dual Overhead Cam (DOHC) valve train and utilizes Sequential Fuel Injection for efficient fuel delivery. Built in Tahara, Japan, it offers a spacious interior with five doors, making it ideal for both city driving and rugged terrains. With a gross vehicle weight rating in the Class 2E range, it combines luxury with durability.
Complete Specifications
Common Issues for This Vehicle
Oil leaks
The 2UZ-FE engine is known for developing oil leaks over time, particularly from the valve cover gaskets and the front crankshaft seal.
Timing belt wear
The 2UZ-FE engine uses a timing belt which requires regular replacement. If neglected, it can lead to severe engine damage.
Exhaust manifold cracks
The V-shaped configuration can sometimes lead to cracks in the exhaust manifold, causing exhaust leaks and reduced engine performance.
Fuel injector issues
Over time, the fuel injectors can become clogged or fail, leading to poor fuel economy and engine misfires.
Spark plug wear
As with most high-mileage engines, the spark plugs can wear out and need regular replacement to maintain engine performance.
Throttle body carbon buildup
Carbon deposits can accumulate in the throttle body, causing poor acceleration and idle issues.
Coolant leaks
Coolant leaks from the radiator, water pump, or hoses can be common and should be addressed to prevent overheating.
Mass air flow sensor failure
The MAF sensor can become dirty or fail, leading to incorrect air-fuel mixture and reduced engine performance.
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