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6G2VX12G14L241742
Vehicle Summary
The 2004 Pontiac GTO is a classic coupe featuring a powerful 5.7-liter V8 LS1 engine with sequential fuel injection, delivering robust performance. Manufactured by General Motors at the Holden plant in Elizabeth, Australia, this two-door passenger car offers a sporty driving experience. With its V-shaped engine configuration and aluminum nameplate, the GTO combines American muscle with Aussie craftsmanship.
Complete Specifications
Common Issues for This Vehicle
Oil consumption
The LS1 engine is known to consume oil at higher rates, which can lead to low oil levels if not regularly monitored.
Piston slap
Especially noticeable during cold starts, piston slap is a common issue in LS1 engines due to the clearance between the pistons and the cylinder walls.
Fuel injector failure
Over time, the fuel injectors in the LS1 can become clogged or fail, leading to poor engine performance and fuel efficiency.
Coolant leaks
The LS1 engine can develop leaks in the coolant system, particularly around the water pump and radiator hoses.
Crankshaft position sensor failure
This sensor can fail, causing the engine to stall or not start at all.
Intake manifold gasket leaks
Leaks around the intake manifold gaskets can cause vacuum leaks and poor engine performance.
Timing chain wear
Over time, the timing chain can stretch, leading to poor engine timing and performance issues.
Knock sensor failure
The knock sensors can fail, causing the engine to run poorly or go into a reduced power mode.
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