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What causes the fuel composition sensor to go bad on my 2002 Chevrolet Tahoe?

Vehicle: 2002 Chevrolet Tahoe

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Hi there

The most common issue is the sensor itself. It's also possible there is a wiring issue, but in most cases the sensor fails.

P0178 CHEVROLET - Fuel Composition Sensor Circuit Low Frequency
Read more: https://www.autocodes.com/p0178_chevrolet.html

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