3G7DA03E53S604628
2003 PONTIAC Aztek
Vehicle Summary
The 2003 Pontiac Aztek is a versatile SUV/MPV produced by General Motors LLC. It features a 3.4L V6 engine with multipoint fuel injection, delivering reliable performance with its 4x2 drive type. Manufactured in Ramos Arizpe, Mexico, this model is designed for multipurpose passenger use and comes with a gross vehicle weight rating of up to 6,000 pounds.
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Complete Specifications
Known Issues for This Vehicle
Oil leaks
The FLT LA1 V6 engine is known for oil leaks, particularly from the valve cover gaskets and the oil pan gasket.
Intake manifold gasket failure
The intake manifold gaskets in the 2003 Pontiac Aztek's V6 engine frequently fail, leading to coolant leaks and potential engine overheating.
Crankshaft position sensor issues
This engine model often experiences problems with the crankshaft position sensor, causing erratic engine behavior or stalling.
Timing chain wear
With higher mileage, the timing chain in the LA1 engine can wear out, leading to poor engine performance and potential engine damage if not addressed.
Fuel injector problems
The V6 engine in the Aztek can develop issues with the fuel injectors, leading to misfires, rough idle, and decreased fuel efficiency.
Cooling system leaks
This engine configuration is prone to leaks in the cooling system, particularly from the water pump and the radiator, potentially causing overheating.
Egr valve failure
The Exhaust Gas Recirculation (EGR) valve on this engine can fail, resulting in poor emissions performance and rough engine running.
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