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I have a 1998 Dodge 2500 with code p0138 does this need to be fixed right away?

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I have a 1998 Dodge 2500 with code p0138 does this need to be fixed right away?

Vehicle: 1998 Dodge 2500

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Best answer
Hi there

The code is for a faulty O2 sensor. It doesn't have to be repaired right away, but you may notice some hesitation when leaving from a stop sign and some issues with lower fuel economy.
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P0138 DODGE - O2 Sensor 1/2 Circuit High
Read more: https://www.autocodes.com/p0138_dodge.html

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