Quote:
Originally Posted by DETRoadster
CAN bus errors can and do occur when there's actually no faulty part present. Packets get lost, the network gets flooded, shit happens. Doesn't always mean there's a faulty part that need to be replaced. You made it sound like the check engine light came on and you immediately took it to the dealer then complained that they reset the light and didn't replace a part on the first occurrence.
But based on your other post just now, where you elaborated that this has happened multiple times, it does seem there's a part they need to address.
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Never had any of that in past 25 years. Check engine light always came up when there was an error and part was bad