Common Engine Problems

5.3L Vortec 5300 Engine Oil Consumption

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From 2010-2014 GM's Vortec 5300 engine had multiple design flaws that led to an excessive oil consumption responsible for soiled spark plugs, bent pushrods, and timing chain wear to name a few. The problem was compounded by an inadequate oi…

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2.4L Ecotec Oil Consumption

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A series of unfortunate design decisions allow oil to end up in the combustion chamber of the 2.4L Ecotec engine. And a less-than-impressive oil monitoring system doesn't do anything to warn owners about dangerously low oil levels until it'…

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Ignition Switch Safety Recall

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In February, 2014, General Motors recalled 1.6 million vehicles because of a faulty ignition switch that has been linked to the deaths of 13 people. To make matters worse, the company may have known about the defect for over a decade.

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Passlock Security

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One of Chevrolet’s solutions for stopping thieves from driving away with a car is, coincidently, doing the same thing to the actual owner.

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Cruze Coolant Leaks

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After years of Chevy Cruze owners complaining about antifreeze leaks along with an overwhelming smell in the cars, a class-action lawsuit was filed against General Motors in New York federal court.

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Cracked Intake Manifold

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Leaking coolant from a cracked intake manifold gasket is an extremely common problem on most GM vehicles made from the late 90s to the mid-2000s. Most experts agree that the problem stems from GM's 'DexCool' coolant which erodes away at the…

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Where Engine Complaints Happen

Sometimes it helps just to tally up the complaints and see where the biggest stacks are. Use this information to learn about troublespots or to run for the hills.

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