Car Problem Reports

Saturn LW300 Check Engine Light Due to Gas Cap Issue

Saturn LW300 Problem
9 Reports
Me Too

Model Years Affected: 2001, 2002, 2003, 2004, 2005

Average Mileage: 158,750 mi (48,000 mi - 271,000 mi)


Illumination of the Check Engine Light can be caused by a loose or worn gas cap.

  • Visitor, , 198,000 mi

    Check engine light was on, so I took it to Auto Zone for a code check and they told me I needed a new gas cap. I couldn't believe it, but after getting a new gas cap ($10) the problem went away.

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  • Gunr, , 271,000 mi

    I changed the gas cap and the service light and now the check engine lights are on.

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  • Visitor, , 118,000 mi

    Engine light on, checked gas cap & it was loose. Tightened it. Light still on. Will try a new cap.

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  • Visitor, , 48,000 mi

    Check engine light - OBDII stated leak in fuel evap system - new gas cap fixed the problem

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