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Are check engine/error codes saved?
I did a search, but couldn't find this particular question. Sorry if this has been asked before. I have an appointment for my '18 this morning for a check engine light that came on last weekend. The light came on, the engine was immediately sluggish, and I received text/email form OnStar...- bsannich
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- Replies: 9
- Forum: Engine & Drivetrain
