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2001 Buick LeSabre ODB2 readiness monitors

  • Tmoses2010
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5 years 1 month ago #47097 by Tmoses2010
2001 Buick LeSabre ODB2 readiness monitors was created by Tmoses2010
2001 Buick Lesabre ODB2 first reading showed 2 readiness monitors pending. 5 minutes later after logging on a second time it showed 5 pending. Does that indicate that the ECU is faulty?

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  • Noah
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5 years 1 month ago #47104 by Noah
Replied by Noah on topic 2001 Buick LeSabre ODB2 readiness monitors
Did you clear codes or disconnect the battery in between?
I wouldn't blame the PCM right away.
"Ground cannot be checked with a 10mm socket"

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