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Trouble code p0601

  

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Hi dad, my 2008 chevy uplander gets code p0601. It has like 60000 miles & it's an automatic. Should I buy a used pcm or just check the battery? Thank you


2 Answers
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Also see here:

https://www.yourmechanic.com/article/-p0601-obd-ii-trouble-code-internal-control-module-memory-check-sum-error-by-spencer-clayton


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Of course check the battery and wiring first only replace a PCM after all other avenues have been attempted


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